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<url><loc>https://ndacc.larc.nasa.gov/publications/2021/polar-stratospheric-clouds-satellite-observations-processes-role-ozone-depletion</loc><lastmod>2024-09-11T19:16Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2020/use-electronic-uv-dosimeters-measuring-personal-uv-exposures-public-health</loc><lastmod>2024-09-05T20:41Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2020/column-integrated-water-vapor-aerosol-load-characterization-new-zen-r52</loc><lastmod>2024-09-05T20:41Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2020/spectral-aerosol-optical-depth-retrievals-ground-based-fourier-transform-infrared</loc><lastmod>2024-09-05T20:42Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2020/environmental-effects-stratospheric-ozone-depletion-uv-radiation-interactions</loc><lastmod>2024-09-03T15:38Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/2020/global-scale-distribution-ozone-remote-troposphere-atom-hippo-airborne-field</loc><lastmod>2024-09-05T20:43Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/2020/inter-comparison-campaign-solar-uvr-instruments-under-clear-sky-conditions</loc><lastmod>2024-09-11T18:47Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/2020/validation-aura-omi-qa4ecv-no2-climate-data-records-ground-based-doas-networks</loc><lastmod>2024-09-05T20:44Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2020/stratospheric-water-vapor-state-climate-2019</loc><lastmod>2024-09-12T14:38Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/2020/validation-tropomi-surface-uv-radiation-product</loc><lastmod>2024-09-05T20:51Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2020/25-year-high-global-stratospheric-aerosol-loading-state-climate-2019</loc><lastmod>2024-09-05T20:51Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/2020/validation-xco2-xch4-retrieved-portable-fourier-transform-spectrometer-those-situ</loc><lastmod>2024-09-05T20:53Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/2020/zonal-similarity-long-term-changes-seasonal-cycles-baseline-ozone-northern-mid</loc><lastmod>2024-09-12T14:41Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/2020/ensemble-based-satellite-derived-carbon-dioxide-methane-column-averaged-dry-air</loc><lastmod>2024-09-05T20:54Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2020/antarctic-ozone-enhancement-during-2019-sudden-stratospheric-warming-event</loc><lastmod>2024-09-05T21:03Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2020/small-scale-variability-stratospheric-ozone-during-sudden-stratospheric-warming</loc><lastmod>2024-09-05T21:04Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/2020/optimization-procedure-determining-chlorine-nitrate-atmosphere-ground-based</loc><lastmod>2024-09-06T20:08Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2020/overview-estimating-reporting-uncertainties-remotely-sensed-atmospheric</loc><lastmod>2024-09-06T20:09Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/2005/springtime-comparison-tropospheric-ozone-transport-pathways-east-west-coasts</loc><lastmod>2024-09-10T20:04Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/ozone-aerosol-uv-observations-kmi-irm-contribution-ndsc-other-international</loc><lastmod>2024-09-10T20:04Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/comparative-measurements-total-ozone-amount-aerosol-optical-depth-during-campaign</loc><lastmod>2024-09-10T20:04Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/exploitation-ground-based-fourier-transform-infrared-observations-evaluation</loc><lastmod>2024-09-10T20:04Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/neural-network-dimensionality-reduction-gome-measurement-vector-estimation-ozone</loc><lastmod>2024-09-10T20:04Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/modelling-planetary-boundary-layer-ozone-using-meteorological-parameters-uccle</loc><lastmod>2024-09-10T20:05Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/trends-non-volcanic-component-stratospheric-aerosol-over-period-1971-2004</loc><lastmod>2024-09-10T20:05Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/deriving-tropospheric-integrated-water-vapor-tipping-curve-derived-opacity-near</loc><lastmod>2024-09-10T20:05Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/2005/improvements-aerosol-algorithm-ozone-lidar-data-processing-use-evolutionary</loc><lastmod>2024-09-10T20:05Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/qpack-general-tool-instrument-simulation-retrieval-work</loc><lastmod>2024-09-10T20:06Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/stratospheric-temperature-monitoring-using-vibrational-raman-lidar-part-1</loc><lastmod>2024-09-10T20:06Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/three-dimensional-model-study-arctic-ozone-loss-2002-03-comparison-1999-2000-2003</loc><lastmod>2024-09-10T20:06Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/observing-vertical-branch-mesospheric-circulation-latitude-60degn-using-ground</loc><lastmod>2024-09-10T20:06Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/ground-based-doas-measurements-stratospheric-trace-gases-two-antarctic-stations</loc><lastmod>2024-09-10T20:07Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/identification-enhanced-absorption-16o3-lines-aroundin-high-resolution-ftir-solar</loc><lastmod>2024-09-10T20:07Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/early-unusual-ozone-loss-during-arctic-winter-2002-2003-compared-other-winters</loc><lastmod>2024-09-10T20:07Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/travelling-reference-spectroradiometer-routine-qa-spectral-solar-uv-irradiance</loc><lastmod>2024-09-10T20:07Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/ground-based-spectrometric-measurements-vertical-distribution-column-abundance</loc><lastmod>2024-09-10T20:07Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/11-year-solar-cycle-temperature-upper-stratosphere-mesosphere-part-ii-numerical</loc><lastmod>2024-09-10T20:08Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/reduced-ozone-loss-top-edge-antarctic-ozone-hole-during-2001-2004</loc><lastmod>2024-09-10T20:08Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/interannual-variability-antarctic-ozone-depletion-controlled-planetary-waves</loc><lastmod>2024-09-10T20:08Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/evaluation-long-term-tropospheric-no2-data-obtained-gome-over-east-asia-1996-2002</loc><lastmod>2024-09-10T20:08Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/comparison-microwave-satellite-humidity-data-radiosonde-profiles-survey-european</loc><lastmod>2024-09-10T20:08Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/seasonal-variations-co-hcn-troposphere-measured-solar-absorption-spectroscopy</loc><lastmod>2024-09-10T20:08Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/evidences-thin-cirrus-clouds-stratosphere-mid-latitudes</loc><lastmod>2024-09-10T20:09Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/11-year-solar-cycle-temperature-upper-stratosphere-mesosphere-part-i-assessment</loc><lastmod>2024-09-10T20:09Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/measurements-o3-no2-temperature-during-2004-canadian-arctic-ace-validation</loc><lastmod>2024-09-10T20:09Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/uv-radiation-below-arctic-vortex-severe-ozone-depletion</loc><lastmod>2024-09-10T20:09Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/composite-study-structure-formation-ozone-miniholes-minihighs-over-central-europe</loc><lastmod>2024-09-10T20:09Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/sulphur-hexafluoride-sf6-comparison-ftir-measurements-three-sites-determination</loc><lastmod>2024-09-10T20:09Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/quality-assurance-solar-uv-network-antarctic</loc><lastmod>2024-09-10T20:10Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/comparisons-between-ace-fts-ground-based-measurements-stratospheric-hcl-clono2</loc><lastmod>2024-09-10T20:10Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/ftir-observations-jungfraujoch-station-long-term-trend-studies-validation-space</loc><lastmod>2024-09-10T20:10Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/differences-arctic-antarctic-psc-occurrence-observed-lidar-ny-alesund-79on12oe</loc><lastmod>2024-09-10T20:10Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/effects-temperature-dependence-ptfe-diffusers-observed-uv-irradiances</loc><lastmod>2024-09-10T20:10Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/evidence-reduced-measurement-uncertainties-ftir-instrument-intercomparison-kiruna</loc><lastmod>2024-09-10T20:11Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/fine-scale-study-thick-stratospheric-ozone-lamina-edge-southern-subtropical</loc><lastmod>2024-09-10T20:11Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/potential-impact-large-electron-concentrations-mesospheric-ozone</loc><lastmod>2024-09-10T20:11Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/spectra-calculations-central-wing-regions-co2-ir-bands-between-10-20-microns-ii</loc><lastmod>2024-09-10T20:11Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/2005/intercomparison-o3-profiles-observed-sciamachy-ground-based-microwave-instruments</loc><lastmod>2024-09-10T20:12Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/long-range-transport-saharan-dust-east-asia-observed-lidars</loc><lastmod>2024-09-10T20:12Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/evolution-stratospheric-ozone-during-winter-2002-2003-observed-ground-based</loc><lastmod>2024-09-10T20:12Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/reconstruction-simulation-stratospheric-ozone-distributions-during-2002-austral</loc><lastmod>2024-09-10T20:12Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/high-spectral-resolution-solar-absorption-measurements-ethylene-c2h4-forest-fire</loc><lastmod>2024-09-10T20:12Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/2005/long-term-trend-chf2cl-hcfc-22-high-spectral-resolution-infrared-solar-absorption</loc><lastmod>2024-09-10T20:13Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2005/trends-hf-hcl-ccl2f2-ccl3f-chclf2-hcfc-22-sf6-lower-stratosphere-atmospheric</loc><lastmod>2024-09-10T20:13Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/2004/concerning-upper-stratospheric-gravity-wave-mesospheric-cloud-relationship-over</loc><lastmod>2024-09-10T20:21Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/2004/intercomparison-retrieval-codes-used-analysis-high-resolution-ground-based-ftir</loc><lastmod>2024-09-10T20:21Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/retrieval-nitrogen-dioxide-stratospheric-profiles-ground-based-zenith-sky-uv</loc><lastmod>2024-09-10T20:22Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/photolysis-frequency-o3-o1d-measurements-modeling-during-international-photolysis</loc><lastmod>2024-09-10T20:22Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/ozone-column-retrieval-solar-uv-irradiance-measurements-ground-level-sensitivity</loc><lastmod>2024-09-10T20:22Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/effect-inhomogeneous-surface-albedo-diffuse-uv-sky-radiance-high-altitude-site</loc><lastmod>2024-09-10T20:22Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/middle-atmospheric-temperature-measurements-lidar</loc><lastmod>2024-09-10T20:22Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/review-ozone-temperature-lidar-validations-performed-within-framework-network</loc><lastmod>2024-09-10T20:22Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/non-coincident-inter-instrument-comparisons-ozone-measurements-using-quasi</loc><lastmod>2024-09-10T20:23Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/study-ozone-variability-its-connection-meridional-transport-northern-pacific</loc><lastmod>2024-09-10T20:23Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/secondary-maxima-ozone-profiles</loc><lastmod>2024-09-10T20:23Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/analysis-direct-solar-ultraviolet-irradiance-measurements-french-alps-retrieval</loc><lastmod>2024-09-10T20:23Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/impact-snow-cover-topography-ultraviolet-irradiance-alpine-station-briancon</loc><lastmod>2024-09-10T20:23Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/environmental-effects-ozone-depletion-its-interactions-climate-change-progress</loc><lastmod>2024-09-10T20:24Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/relationship-between-uvb-erythemally-weighted-radiation</loc><lastmod>2024-09-10T20:24Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/uv-measurement-international-intercomparison</loc><lastmod>2024-09-10T20:24Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/improvements-air-mass-calculations-ground-based-infrared-measurements</loc><lastmod>2024-09-10T20:24Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/pole-pole-validation-envisat-gomos-ozone-profiles-using-data-ground-based-balloon</loc><lastmod>2024-09-10T20:24Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/no2-vertical-profiles-retrieved-ground-based-measurements-during-spring-1999</loc><lastmod>2024-09-10T20:25Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/tropospheric-ozone-over-north-pacific-ozonesonde-observations</loc><lastmod>2024-09-10T20:25Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/trace-gas-emissions-biomass-burning-inferred-aerosol-optical-depth</loc><lastmod>2024-09-10T20:25Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/first-comparison-between-ground-based-satellite-borne-measurements-tropospheric</loc><lastmod>2024-09-10T20:25Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/sparc-intercomparison-middle-atmosphere-climatologies</loc><lastmod>2024-09-10T20:26Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/intercomparison-solar-uv-measurements-spectral-broadband-instruments</loc><lastmod>2024-09-10T20:26Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/mountain-wave-psc-dynamics-microphysics-ground-based-lidar-measurements</loc><lastmod>2024-09-10T20:26Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/arctic-ozone-loss-climate-change</loc><lastmod>2024-09-10T20:26Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/free-tropospheric-measurements-formic-acid-hcooh-infrared-ground-based-solar</loc><lastmod>2024-09-10T20:26Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/evidence-ozone-measurements-long-term-dynamical-changes-edge-antarctic-vortex</loc><lastmod>2024-09-10T20:26Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/subtropical-trace-gas-profiles-determined-ground-based-ftir-spectroscopy-izana</loc><lastmod>2024-09-10T20:27Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/retrieved-tropospheric-stratospheric-bro-columns-over-lauder-new-zealand</loc><lastmod>2024-09-10T20:27Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/enhanced-upper-stratospheric-ozone-sign-recovery-or-solar-cycle-effect</loc><lastmod>2024-09-10T20:27Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/reply-comment-d-m-cunnold-et-al-enhanced-upper-stratospheric-ozone-sign-recovery</loc><lastmod>2024-09-10T20:27Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/reply-comment-dm-cunnold-et-al-enhanced-upper-stratospheric-ozone-sign-recovery</loc><lastmod>2024-09-10T20:27Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/past-future-simulations-no2-coupled-chemistry-climate-model-comparison</loc><lastmod>2024-09-10T20:28Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/satellite-plus-ground-based-ftir-measurements-tropospheric-studies-towards</loc><lastmod>2024-09-10T20:28Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/max-doas-o4-measurements-new-technique-derive-information-atmospheric-aerosols</loc><lastmod>2024-09-10T20:28Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/strahlungsvariabilitat-einem-gerstenbestand-radiation-variability-barley-stand</loc><lastmod>2024-09-10T20:28Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/max-doas-measurements-atmospheric-trace-gases-ny-alesund-radiative-transfer</loc><lastmod>2024-09-11T15:31Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/ground-based-nitric-acid-measurements-arrival-heights-antarctica-using-solar</loc><lastmod>2024-09-11T15:43Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2004/quantitative-assessment-1998-carbon-monoxide-emission-anomaly-northern-hemisphere</loc><lastmod>2024-09-11T15:47Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/antarctic-air-over-new-zealand-following-vortex-breakdown-1998</loc><lastmod>2024-09-11T15:48Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/spatial-temporal-variability-stratospheric-aerosol-cloud-produced-1991-mount</loc><lastmod>2024-09-11T15:58Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/international-photolysis-frequency-measurement-model-intercomparison-ipmmi</loc><lastmod>2024-09-11T16:01Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/boundary-layer-scattering-measurements-ccd-camera-lidar</loc><lastmod>2024-09-11T18:32Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/ground-based-ftir-measurements-co-jungfraujoch-characterisation-comparison-situ</loc><lastmod>2024-09-11T19:01Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/lidar-observations-lower-stratospheric-aerosols-over-south-africa-linked-large</loc><lastmod>2024-09-11T19:02Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/calculation-total-column-ozone-global-uv-spectra-high-latitudes</loc><lastmod>2024-09-11T19:05Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/modeling-effect-denitrification-arctic-ozone-depletion-during-winter-1999-2000</loc><lastmod>2024-09-11T19:09Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/correction-lidar-backscatter-extinction-mass-area-conversions-stratospheric</loc><lastmod>2024-09-11T19:09Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/thirty-years-situ-stratospheric-aerosol-size-distribution-measurements-laramie</loc><lastmod>2024-09-11T19:10Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/calibration-22-ghz-radiometer-middle-atmospheric-water-vapour-measurements-non</loc><lastmod>2024-09-11T19:10Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/airs-amsu-hsb-validation</loc><lastmod>2024-09-11T19:34Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/longest-continuous-ground-based-measurements-mesospheric-co</loc><lastmod>2024-09-11T19:35Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/22-ghz-radio-aeronomy-receiver-onsala-space-observatory</loc><lastmod>2024-09-11T19:39Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/inertial-instability-flow-troposphere-over-suriname-during-south-american-monsoon</loc><lastmod>2024-09-11T19:41Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/observation-unusual-mid-stratospheric-aerosol-layer-arctic-possible-sources</loc><lastmod>2024-09-11T19:43Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/systematic-dial-ozone-measurements-observatoire-de-haute-provence</loc><lastmod>2024-09-11T19:44Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/hbr-hi-line-parameters-update-atmospheric-spectroscopy-databases</loc><lastmod>2024-09-11T19:45Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/estimation-arctic-polar-vortex-ozone-loss-during-winter-1999-2000-using-vortex</loc><lastmod>2024-09-11T19:46Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/intercomparison-ground-based-solar-ftir-measurements-atmospheric-trace-gases</loc><lastmod>2024-09-11T19:47Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/validation-gome-ozone-profiles-means-alomar-ozone-lidar</loc><lastmod>2024-09-11T19:48Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/long-term-variations-total-ozone-derived-dobson-satellite-data</loc><lastmod>2024-09-11T19:48Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/vertical-profiles-optical-microphysical-properties-saharan-dust-layers-determined</loc><lastmod>2024-09-11T19:50Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/generation-layering-upper-arctic-troposphere-away-jet-stream</loc><lastmod>2024-09-11T19:51Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/investigation-influence-geophysical-factors-satellite-based-gome-total-o3-no2</loc><lastmod>2024-09-11T19:51Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/evolution-ozone-ozone-related-species-over-kiruna-during-theseo-2000-solve</loc><lastmod>2024-09-11T19:52Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/stratospheric-ozone-reaches-new-minima-above-mcmurdo-station-antarctica-between</loc><lastmod>2024-09-11T19:52Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/spectral-uv-measurements-sodankyla-during-1990-2001</loc><lastmod>2024-09-11T19:53Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/quasibiennial-oscillation-tropical-ozone-revealed-ozonesonde-satellite-data</loc><lastmod>2024-09-11T19:54Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/ozone-profile-differences-between-europe-new-zealand-effects-surface-uv</loc><lastmod>2024-09-11T19:54Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/gome-ozone-profile-characterisation-using-interpretation-tools-lidar-measurements</loc><lastmod>2024-09-11T20:23Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/stratospheric-water-vapour-tracer-vortex-filamentation-arctic-winter-2002-2003</loc><lastmod>2024-09-11T20:34Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/climatology-utls-ozone-ratio-ozone-potential-vorticity-over-northern-europe</loc><lastmod>2024-09-11T20:35Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/2003/enhanced-upper-tropical-tropospheric-cos-impact-stratospheric-aerosol-layer</loc><lastmod>2024-09-10T20:42Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/summertime-low-ozone-episodes-northern-high-latitudes</loc><lastmod>2024-09-10T20:42Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/relative-performance-three-sage-ii-data-versions-under-high-aerosol-conditions</loc><lastmod>2024-09-10T20:43Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/fine-scale-study-thick-stratospheric-ozone-lamina-edge-southern-subtropical</loc><lastmod>2024-09-10T20:43Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/validation-poam-iii-ozone-comparisons-ozonesonde-satellite-data</loc><lastmod>2024-09-10T20:43Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/2003/sf6-ground-based-infrared-solar-absorption-measurements-long-term-trend-pollution</loc><lastmod>2024-09-10T20:44Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/intercomparison-tropospheric-ozone-models-ozone-transport-complex-tropopause</loc><lastmod>2024-09-10T20:44Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/validation-ground-based-observations-stratospheric-ozone</loc><lastmod>2024-09-10T20:44Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/photolysis-frequency-no2-measurement-modeling-during-international-photolysis</loc><lastmod>2024-09-10T20:44Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/2003/retrieval-stratospheric-aerosol-size-composition-information-solar-infrared</loc><lastmod>2024-09-10T20:44Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/global-distribution-total-ozone-lower-stratospheric-temperature-variations</loc><lastmod>2024-09-10T20:45Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2003/foreword-layered-phenomena-mesopause-region</loc><lastmod>2024-09-10T20:45Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/2002/mesospheric-clouds-duality-gravity-waves</loc><lastmod>2024-09-11T15:04Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/2002/trends-no2-content-stratosphere-over-zvenigorod</loc><lastmod>2024-09-11T15:07Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/2002/atmospheric-trace-molecule-spectroscopy-experiment-atmos-version-3-data</loc><lastmod>2024-09-11T15:09Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/2002/electrochemical-concentration-cell-ecc-ozonesonde-pump-efficiency-measurements</loc><lastmod>2024-09-11T15:10Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/2002/microwave-measurements-arctic-chlorine-monoxide-computed-chemical-ozone-loss</loc><lastmod>2024-09-11T15:10Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/2002/1997-north-american-interagency-intercomparison-ultraviolet-spectroradiometers</loc><lastmod>2024-09-11T15:10Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2002/jacob-dj-chan-ly-oltmans-sj-bey-i-yantosca-rm-harris-jm-duncan-bn-martin-rv</loc><lastmod>2024-09-11T15:11Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2002/retrieval-ozone-column-global-irradiance-measurements-comparison-toms-data-year</loc><lastmod>2024-09-11T15:11Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2002/redesign-improved-performance-jpl-tmf-tropospheric-ozone-lidar</loc><lastmod>2024-09-11T15:11Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2002/relationship-between-photolysis-frequencies-derived-spectroscopic-measurements</loc><lastmod>2024-09-11T15:11Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/2002/atmos-version-3-water-vapor-measurements-comparisons-observations-two-er-2-lyman</loc><lastmod>2024-09-11T15:12Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/2002/chemistry-transport-modelling-satellite-observed-distribution-tropical-ozone</loc><lastmod>2024-09-11T15:15Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/2002/measurements-stratospheric-clo-over-antarctica-1996-2000-implications-clo-dimer</loc><lastmod>2024-09-11T15:20Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/2001/global-mass-ozone-1978-1998</loc><lastmod>2024-09-11T20:42Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2001/midstratospheric-ozone-variability-over-bern-related-planetary-wave-activity</loc><lastmod>2024-09-11T20:42Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/2001/understanding-trends-stratospheric-noy-no2</loc><lastmod>2024-09-11T15:33Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2001/non-uniform-psc-occurrence-within-arctic-polar-vortex</loc><lastmod>2024-09-11T15:33Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2001/polar-stratospheric-clouds-observed-eureka-canadian-arctic</loc><lastmod>2024-09-11T15:34Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2001/intercomparison-campaign-ozone-temperature-measurements-arctic-naomi-98-nyalesund</loc><lastmod>2024-09-11T15:34Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2001/ozone-pacific-tropical-troposphere-ozonesonde-observations</loc><lastmod>2024-09-11T15:34Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2001/lagrangian-re-construction-ozone-column-profile-arctic-lidar-observatory-middle</loc><lastmod>2024-09-11T15:34Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2001/1-3-bands-16o17o16o-16o16o17o-isotopomers-ozone</loc><lastmod>2024-09-11T15:34Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2001/stratospheric-temperature-changes-observations-model-simulations</loc><lastmod>2024-09-11T15:34Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2001/enhanced-tropospheric-hcn-columns-above-kitt-peak-during-1982-1983-1997-1998-el</loc><lastmod>2024-09-11T15:35Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2001/ground-based-measurements-tropospheric-co-c2h6-hcn-australia-34degs-latitude</loc><lastmod>2024-09-11T15:35Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2001/improvements-accuracy-measurements-no-2-zenith-sky-visible-spectrometers-ii</loc><lastmod>2024-09-11T15:35Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2001/improvements-accuracy-zenith-sky-measurements-total-ozone-visible-spectrometers</loc><lastmod>2024-09-11T15:35Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2001/increased-stratospheric-greenhouse-gases-could-delay-recovery-ozone-hole-ozone</loc><lastmod>2024-09-11T15:35Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2001/ozone-loss-episodes-free-antarctic-troposphere-suggesting-possible-climate</loc><lastmod>2024-09-11T15:35Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2001/stratospheric-water-vapor-increases-over-past-half-century</loc><lastmod>2024-09-11T15:36Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2001/climatological-study-polar-stratospheric-clouds-1989-1997-lidar-measurements-over</loc><lastmod>2024-09-11T19:04Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2001/arctic-ozone-loss-threshold-conditions-match-observations-1997-1998-1998-1999</loc><lastmod>2024-09-11T15:36Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2001/solar-radiation-earths-surface-pu-giacomoni-ed-sun-protection-man</loc><lastmod>2024-09-11T15:36Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2001/absolute-intensities-16o3-lines-9-11-mm-region</loc><lastmod>2024-09-11T15:36Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2001/interannual-changes-total-ozone-northern-hemisphere-circulation-patterns</loc><lastmod>2024-09-11T15:36Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2001/evolution-artic-stratospheric-aerosol-mixing-ratio-measured-balloon-borne-aerosol</loc><lastmod>2024-09-11T15:36Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2001/fine-scale-layering-edge-stratospheric-intrusion</loc><lastmod>2024-09-11T15:39Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2001/modelling-effect-inhomogeneous-surface-albedo-incicent-uv-radiation-mountainous</loc><lastmod>2024-09-11T15:39Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2001/atmosphere-sounding-gps-radio-occultation-first-results-champ</loc><lastmod>2024-09-11T15:39Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/ozone-mini-hole-observed-over-europe-influence-low-stratospheric-temperature</loc><lastmod>2024-09-11T15:40Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/intercomparison-validation-ftir-measurements-sun-moon-emission-arctic</loc><lastmod>2024-09-11T15:40Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/persistence-stratospheric-ozone-layers-troposphere</loc><lastmod>2024-09-11T15:40Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/validation-3-years-ozone-measurements-over-network-detection-stratospheric-change</loc><lastmod>2024-09-11T15:40Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/determining-index-refraction-polar-stratospheric-clouds-above-andoya-69-n</loc><lastmod>2024-09-11T15:40Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/lidar-observations-stratospheric-aerosol-during-1993-above-mcmurdo-station</loc><lastmod>2024-09-11T15:42Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/detailed-record-high-arctic-middle-atmospheric-temperatures</loc><lastmod>2024-09-11T20:53Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/nitrogen-dioxide-column-content-vertical-profile-measurements-zvenigorod-research</loc><lastmod>2024-09-11T15:43Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/possible-causes-stratospheric-no2-trends-observed-lauder-new-zealand</loc><lastmod>2024-09-11T15:43Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/behavior-no2-o3-columns-during-eclipse-february-26-1998-measured-visible</loc><lastmod>2024-09-11T15:44Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/isotopic-ocs-high-resolution-balloon-borne-ground-based-infrared-solar-absorption</loc><lastmod>2024-09-11T15:44Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/variability-spectral-solar-ultraviolet-irradiance-alpine-environment</loc><lastmod>2024-09-11T15:44Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/description-long-term-ozone-data-series-obtained-different-instrumental</loc><lastmod>2024-09-11T15:44Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/modeled-empirical-approaches-retrieving-columnar-water-vapor-solar-transmittance</loc><lastmod>2024-09-11T15:45Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/winter-spring-observations-stratospheric-chlorine-monoxide-ny-alesund-spitsbergen</loc><lastmod>2024-09-11T15:45Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/comparison-arctic-hno3-profiles-measured-improved-limb-atmospheric-spectrometer</loc><lastmod>2024-09-11T15:45Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/ozone-measurements-during-airborne-polar-experiment-aircraft-instrument</loc><lastmod>2024-09-11T20:54Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/stratospheric-ozone-climatology-lidar-measurements-table-mountain-344degn</loc><lastmod>2024-09-11T20:54Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/influence-environment-reflectance-uv-zenith-radiance-cloudless-sky</loc><lastmod>2024-09-11T15:48Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/atmospheric-hydrogen-cyanide-hcn-biomass-burning-source-ocean-sink</loc><lastmod>2024-09-11T15:48Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/lagrangian-approach-stratospheric-aerosol-gas-experiment-sage-ii-profile</loc><lastmod>2024-09-11T15:48Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/resultats-dune-campagne-hivernale-de-mesures-du-rayonnement-ultraviolet-uv-en</loc><lastmod>2024-09-11T15:48Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/millimeter-wave-spectroscopic-measurements-over-south-pole-5-morphology-evolution</loc><lastmod>2024-09-11T15:49Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/ground-based-microwave-observations-middle-atmospheric-water-vapor-the1990s</loc><lastmod>2024-09-11T15:49Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/latitudinal-variations-trace-gas-concentrations-free-troposphere-measured-solar</loc><lastmod>2024-09-11T15:49Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/variations-tropical-uplift-following-pinatubo-eruption-studied-infrared-solar</loc><lastmod>2024-09-11T15:49Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/increase-stratospheric-water-vapor-balloonborne-frostpoint-hygrometer</loc><lastmod>2024-09-11T15:49Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/lagrangian-reconstruction-ozone-column-profile-arctic-lidar-observatory-middle</loc><lastmod>2024-09-11T15:53Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/consistency-tests-uv-spectral-irradiance-measurements-using-modeling-broadband</loc><lastmod>2024-09-11T15:53Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/arctic-antarctic-ozone-layer-observations-chemical-dynamical-aspects-variability</loc><lastmod>2024-09-11T15:53Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/correlation-relationships-stratospheric-molecular-constituents-high-spectral</loc><lastmod>2024-09-11T15:53Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/free-tropospheric-co-c2h6-hcn-above-central-europe-recent-measurements</loc><lastmod>2024-09-11T15:54Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/springtime-aerosol-layers-free-troposphere-over-australia-mildura-aerosol</loc><lastmod>2024-09-11T15:54Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/ilas-observations-chemical-ozone-loss-arctic-vortex-during-early-spring-1997</loc><lastmod>2024-09-11T15:54Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/2000/large-loss-total-ozone-during-arctic-winter-1999-2000</loc><lastmod>2024-09-11T15:54Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/seasonal-observations-chlorine-monoxide-over-antarctica-during-1996-1998-ozone</loc><lastmod>2024-09-11T15:56Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/development-global-stratospheric-aerosol-climatology-optical-properties</loc><lastmod>2024-09-11T15:56Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/ndsc-millimeter-wave-ozone-observations-lauder-new-zealand-1992-1998-improved</loc><lastmod>2024-09-11T15:56Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/2000/break-stratospheric-streamer-observed-mst-radar</loc><lastmod>2024-09-11T15:57Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/observations-iodine-monoxide-above-spitsbergen</loc><lastmod>2024-09-11T15:57Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/2000/seasonal-variations-hcn-over-northern-japan-measured-ground-based-infrared-solar</loc><lastmod>2024-09-11T15:57Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1999/spring-ozone-column-values-over-thule-greenland-period-1991-1998</loc><lastmod>2024-09-11T15:57Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1999/description-evaluation-tropospheric-ozone-lidar-implemented-existing-lidar</loc><lastmod>2024-09-11T15:57Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/1999/uncertainty-measurements-spectral-solar-uv-irradiance</loc><lastmod>2024-09-11T15:59Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1999/altitude-range-resolution-differential-absorption-lidar-ozone-profiles</loc><lastmod>2024-09-11T15:59Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1999/evaluation-quality-haloe-ozone-profiles-lower-stratosphere</loc><lastmod>2024-09-11T15:59Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/1999/multiannual-simulations-three-dimensional-chemical-transport-model</loc><lastmod>2024-09-11T20:55Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1999/multiple-mirror-lidar</loc><lastmod>2024-09-11T16:01Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1999/nitrogen-species-post-pinatubo-stratosphere-model-analysis-utilizing-uars</loc><lastmod>2024-09-11T16:01Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/1999/assessment-uncertainties-no2-o3-measurements-visible-spectrometers</loc><lastmod>2024-09-11T16:13Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/1998/opal-network-detection-stratospheric-change-ozone-profiler-assessment-lauder-new</loc><lastmod>2024-09-11T18:40Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/1998/upper-limit-iodine-oxide-lower-stratosphere</loc><lastmod>2024-09-11T18:43Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/1998/northern-southern-hemisphere-ground-based-infrared-spectroscopic-measurements</loc><lastmod>2024-09-04T19:36Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/1998/new-pump-correction-brewer-mast-ozone-sonde-experimental-determination</loc><lastmod>2024-09-11T20:57Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/1996/noy-correlation-n2o-ch4-midlatitude-stratosphere</loc><lastmod>2024-09-11T20:02Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/1996/validation-studies-using-multi-wavelength-claes-observations-stratospheric</loc><lastmod>2024-09-11T20:03Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/all-weather-comparison-between-spectral-broadband-robertson-berger-uv</loc><lastmod>2024-09-11T20:03Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/ndsc-lidar-intercomparisons-validation-opal-mlo3-campaigns-1995</loc><lastmod>2024-09-11T20:04Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/upwelling-uv-spectral-irradiances-surface-albedo-measurements-lauder-new-zealand</loc><lastmod>2024-09-11T20:04Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/uv-radiation-new-zealand-measured-north-south-differences-relationship-other</loc><lastmod>2024-09-11T20:04Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/assessment-accuracy-145-years-nimbus-7-toms-ozone-data-comparison-dobson-network</loc><lastmod>2024-09-11T20:05Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/determination-isotopic-abundances-heavy-ozone-observed-arctic-ground-based</loc><lastmod>2024-09-11T20:21Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/validation-claes-clono2-measurements</loc><lastmod>2024-09-11T20:21Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/measurements-water-vapor-middle-atmosphere-implications-mesospheric-transport</loc><lastmod>2024-09-11T20:22Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/intercomparison-total-ozone-data-dobson-spectrophotometer-toms-visible-wavelength</loc><lastmod>2024-09-11T20:22Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/stratospheric-trace-gas-measurements-near-uv-visible-spectral-range-sun-light</loc><lastmod>2024-09-11T20:22Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/1-d-model-formation-evolution-polar-stratospheric-clouds</loc><lastmod>2024-09-11T20:22Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/validation-halogen-occultation-experiment-ch4-measurements-uars</loc><lastmod>2024-09-12T11:25Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/comparison-noaa-11-sbuv-2-ozone-vertical-profiles-correlative-measurements</loc><lastmod>2024-09-11T20:23Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/role-aerosol-variations-anthropogenic-ozone-depletion-polar-regions</loc><lastmod>2024-09-11T20:23Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/validation-ozone-profile-retrievals-infrared-ground-based-solar-spectra</loc><lastmod>2024-09-11T20:23Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/validation-no2-measurements-isams</loc><lastmod>2024-09-11T20:23Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/measurements-ch4-n2o-distributions-isams-retrieval-validation</loc><lastmod>2024-09-11T20:24Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/diurnal-variability-mesospheric-ozone-measured-uars-microwave-limb-sounder</loc><lastmod>2024-09-11T20:24Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/clono2-total-vertical-column-abundances-above-jungfraujoch-station-1986-1994-long</loc><lastmod>2024-09-11T20:24Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/comparison-infrared-dobson-total-ozone-columns-measured-lauder-new-zealand</loc><lastmod>2024-09-11T20:24Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/validation-ch4-n2o-measurements-claes-instrument-upper-atmosphere-research</loc><lastmod>2024-09-11T20:25Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/validation-hydrogen-chloride-measurements-made-halogen-occultation-experiment</loc><lastmod>2024-09-11T20:25Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/validation-hydrogen-fluoride-measurements-made-halogen-occultation-experiment</loc><lastmod>2024-09-11T20:27Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/comparison-modeled-empirical-approaches-retrieving-columnar-water-vapor-solar</loc><lastmod>2024-09-11T20:28Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/effects-self-emission-ir-fourier-transform-spectrometer-measured-absorption</loc><lastmod>2024-09-11T20:28Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/what-constitutes-valid-intercomparison-satellite-situ-stratospheric-h2o</loc><lastmod>2024-09-11T20:28Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/high-accuracy-spectroradiometry-solar-uv-radiation</loc><lastmod>2024-09-11T20:28Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/transmittance-cloud-wavelength-dependent-uv-range</loc><lastmod>2024-09-11T20:28Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/stratospheric-temperature-measurements-two-collocated-ndsc-lidars-ohp-during-uars</loc><lastmod>2024-09-11T20:28Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/n2o5-measurements-isams-validation-preliminary-results</loc><lastmod>2024-09-11T20:29Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/role-aerosol-variations-anthropogenic-ozone-depletion-northern-mid-latitudes</loc><lastmod>2024-09-11T20:29Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/climatology-tropopause-folds-midlatitudes</loc><lastmod>2024-09-11T20:29Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/validation-uars-microwave-limb-sounder-clo-measurements</loc><lastmod>2024-09-11T20:29Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/evidence-critical-level-filtering-atmospheric-gravity-waves</loc><lastmod>2024-09-11T20:29Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1996/accuracy-advantages-synthetic-calibration-smoke-spectra</loc><lastmod>2024-09-11T20:30Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/polar-stratospheric-clouds-volcanic-aerosol-during-1992-spring-over-mcmurdo</loc><lastmod>2024-09-11T20:30Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/intercomparison-tropospheric-ozone-profiles-obtained-electrochemical-sondes</loc><lastmod>2024-09-11T20:30Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/trends-total-column-ozone-over-australia-new-zealand-its-influence-clear-sky</loc><lastmod>2024-09-11T20:30Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/study-optical-geometrical-dynamical-properties-stratospheric-post-volcanic</loc><lastmod>2024-09-11T20:30Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/ground-based-microwave-spectroscopy-earths-stratosphere-mesosphere-atmospheric</loc><lastmod>2024-09-11T20:30Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/error-analysis-ground-based-microwave-ozone-measurements-during-stoic</loc><lastmod>2024-09-11T20:31Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/millimeter-wave-spectroscopic-measurements-over-south-pole-1-study-stratospheric</loc><lastmod>2024-09-11T20:31Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/high-resolution-solar-atmospheric-spectroscopy-jungfraujoch-high-altitude-station</loc><lastmod>2024-09-11T20:31Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/chlorine-monoxide-antarctic-spring-vortex-over-mcmurdo-station-1993-i-evolution</loc><lastmod>2024-09-11T20:31Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/lidar-observations-stratospheric-ozone-aerosol-above-canadian-high-arctic-during</loc><lastmod>2024-09-11T20:31Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/estimation-tropospheric-stratospheric-no2-spectrometric-measurements-column-no2</loc><lastmod>2024-09-11T20:32Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/stratospheric-clo-profiles-mcmurdo-station-antarctica-spring-1992</loc><lastmod>2024-09-11T20:32Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/lidar-measurements-stratospheric-temperature-during-stoic</loc><lastmod>2024-09-11T20:32Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/measurements-stratospheric-aerosols-combined-rayleigh-raman-lidar</loc><lastmod>2024-09-11T20:32Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/intercomparison-uv-visible-spectrometers-measurements-stratospheric-no2-network</loc><lastmod>2024-09-11T20:32Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/differential-absorption-lidar-measurements-stratospheric-ozone-alomar-first</loc><lastmod>2024-09-11T20:33Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/ground-based-remote-sensing-decay-pinatubo-eruption-cloud-three-northern</loc><lastmod>2024-09-11T20:33Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/midlatitude-lidar-backscatter-conversions-based-balloonborne-aerosol-measurements</loc><lastmod>2024-09-12T11:32Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/ozone-profile-measurements-over-mcmurdo-station-antarctic-spring-1993-record-low</loc><lastmod>2024-09-11T20:34Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/microwave-remote-sensing-atmosphere-switzerland</loc><lastmod>2024-09-12T11:33Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/mid-latitude-long-term-variability-middle-atmosphere-trends-cyclic-episodic</loc><lastmod>2024-09-11T20:35Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/homogenization-re-evaluation-long-term-ozone-series-meteorological-observatory</loc><lastmod>2024-09-12T11:33Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/comparison-stoic-1989-ground-based-lidar-microwave-radiometer-dobson</loc><lastmod>2024-09-11T20:36Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/electrochemical-concentration-cell-ozonesonde-performance-evaluation-during-stoic</loc><lastmod>2024-09-12T11:33Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/latitudinal-distribution-50n-50s-no2-o3-october-november-1990</loc><lastmod>2024-09-11T20:35Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/deliquescence-freezing-stratospheric-aerosol-observed-balloonborne</loc><lastmod>2024-09-11T20:37Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/analytic-solution-one-dimensional-equation-aerosol-gas-dispersion-stratosphere</loc><lastmod>2024-09-12T11:33Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/changes-ultraviolet-radiation-reaching-earths-surface</loc><lastmod>2024-09-11T20:38Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/vertical-column-abundances-hcn-deduced-ground-based-infrared-solar-spectra-long</loc><lastmod>2024-09-12T11:33Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/stratospheric-ozone-intercomparison-campaign-stoic-1989-overview</loc><lastmod>2024-09-11T20:39Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/ndsc-jpl-stratospheric-lidars</loc><lastmod>2024-09-12T11:34Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/optical-systems-design-stratospheric-lidar</loc><lastmod>2024-09-11T20:40Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/results-jpl-stratospheric-ozone-lidar-during-stoic-1989</loc><lastmod>2024-09-12T11:34Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/surface-ozone-levels-table-mountain-during-stoic-1989</loc><lastmod>2024-09-11T20:41Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/improved-stratospheric-ozone-lidar</loc><lastmod>2024-09-12T11:34Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/ground-based-measurements-water-vapor-middle-atmosphere</loc><lastmod>2024-09-12T14:18Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/ground-based-ftir-spectroscopic-absorption-measurements-stratospheric-trace-gases</loc><lastmod>2024-09-11T20:42Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/heterogeneous-conversion-hcl-clono2-during-arctic-winter-1992-93-initiating-ozone</loc><lastmod>2024-09-12T11:34Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/shipborne-ftir-measurements-atmospheric-trace-gases-south-33-m-0s-north-53-m-0n</loc><lastmod>2024-09-11T20:43Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/total-column-densities-tropospheric-stratospheric-trace-gases-undisturbed-arctic</loc><lastmod>2024-09-12T11:34Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/increase-lower-stratospheric-water-vapour-mid-latitude-northern-hemisphere-site</loc><lastmod>2024-09-11T20:45Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/saoz-total-ozone-measurements-antarctica-comparisons-toms-versions-6-7</loc><lastmod>2024-09-12T11:35Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/infrared-measurements-ozone-vertical-distribution-above-kitt-peak</loc><lastmod>2024-09-11T20:46Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/southern-hemisphere-mid-latitude-ground-based-measurements-clono2-method-analysis</loc><lastmod>2024-09-12T11:35Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/comparison-infrared-dobson-total-columns-measured-lauder-new-zealand</loc><lastmod>2024-09-11T20:50Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/geographical-differences-uv-measured-intercompared-spectroradiometers</loc><lastmod>2024-09-12T11:35Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/chlorine-monoxide-antarctic-spring-vortex-over-mcmurdo-station-1993-ii-comparison</loc><lastmod>2024-09-11T20:51Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/chlorine-budget-lower-stratosphere-upper-limits-clo-implications-new-cl2-o2</loc><lastmod>2024-09-12T11:35Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/lidar-measurements-taken-large-aperture-liquid-mirror1-rayleigh-scatter-system</loc><lastmod>2024-09-11T20:52Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/intercomparison-model-ozone-deficits-upper-stratosphere-mesosphere-two-datasets</loc><lastmod>2024-09-12T11:35Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/comparing-ground-level-spectrally-resolved-solar-uv-measurements-using-various</loc><lastmod>2024-09-11T20:52Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/unusual-pscs-observed-lidar-antarctica</loc><lastmod>2024-09-12T11:36Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/retrieval-tropospheric-versus-stratospheric-partitioning-hcl-ground-based-mipas</loc><lastmod>2024-09-11T20:53Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/ground-based-microwave-monitoring-middle-atmosphere-ozone-comparison-lidar-sage</loc><lastmod>2024-09-12T11:36Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/extensive-lidar-observations-pinatubo-aerosol-layers-tsukuba-361n-naha-262n-japan</loc><lastmod>2024-09-12T11:36Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/observational-evidence-chemical-ozone-depletion-over-arctic-winter-1991-92</loc><lastmod>2024-09-11T20:54Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1995/comparison-stratospheric-temperatures-several-lidars-using-national</loc><lastmod>2024-09-12T11:36Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/identification-16o18o16o-16o16o18o-ozone-isotopes-high-resolution-ground-based</loc><lastmod>2024-09-11T20:55Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/observations-stratospheric-bro-column-over-colorado-40n</loc><lastmod>2024-09-12T11:37Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/ozone-related-trends-solar-uv-b-series</loc><lastmod>2024-09-11T20:55Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/intercomparison-campaign-vertical-ozone-profiles-including-electrochemical-sondes</loc><lastmod>2024-09-12T11:37Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/multiwavelength-lidar-measurements-stratospheric-aerosols-above-spitsbergen</loc><lastmod>2024-09-11T20:56Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/simultaneous-spectroradiometry-study-solar-uv-irradiance-two-altitudes</loc><lastmod>2024-09-12T11:40Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/erythemal-uv-45s-longitudinal-secular-variability</loc><lastmod>2024-09-11T20:56Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/ground-based-microwave-observations-ozone-upper-stratosphere-mesosphere</loc><lastmod>2024-09-12T11:52Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/lidar-observations-pinatubo-aerosol-layer-thule-greenland</loc><lastmod>2024-09-12T11:52Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/millimeter-wave-measurements-chlorine-monoxide-jungfraujoch-alpine-stations</loc><lastmod>2024-09-12T11:52Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/early-results-validation-application-claes-data</loc><lastmod>2024-09-11T20:59Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/ozone-loss-lower-stratosphere-over-united-states-1992-1993-evidence-heterogeneous</loc><lastmod>2024-09-12T11:52Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/ozone-profiles-mcmurdo-station-antarctica-during-austral-spring-1992</loc><lastmod>2024-09-12T11:53Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/southern-hemisphere-seasonal-cycle-total-column-nitric-acid</loc><lastmod>2024-09-12T11:53Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/1991-wmo-international-ozonesonde-intercomparison-vanscoy-canada</loc><lastmod>2024-09-11T20:59Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/impact-pinatubo-aerosols-partitioning-between-no2-hno3</loc><lastmod>2024-09-12T11:54Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/ground-based-measurements-column-amounts-no2-over-syowa-station-antarctica</loc><lastmod>2024-09-12T11:54Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/backscatter-measurements-stratospheric-aerosols-thule-during-january-february</loc><lastmod>2024-09-12T11:54Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/ozone-depletion-arctic-stratosphere-early-1993</loc><lastmod>2024-09-12T11:55Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/assignments-far-infrared-laser-lines-co-stretching-state-o-18-methanol</loc><lastmod>2024-09-12T14:37Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/correlation-ozone-loss-presence-volcanic-aerosols</loc><lastmod>2024-09-12T14:17Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/multi-wavelength-profiles-aerosol-backscatter-over-lauder-new-zealand-24-november</loc><lastmod>2024-09-12T11:55Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/uv-radiation-monitoring-new-zealand-stratospheric-ozone-depletion-uv-b-radiation</loc><lastmod>2024-09-12T11:56Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/gravity-wave-activity-upper-stratosphere-lower-mesosphere-observed-rayleigh-lidar</loc><lastmod>2024-09-12T11:56Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/hno3-profiles-obtained-during-easoe-campaign</loc><lastmod>2024-09-12T11:56Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/latitudinal-distribution-stratospheric-aerosols-during-easoe-winter-1991-92</loc><lastmod>2024-09-12T11:57Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/ftir-measurements-hf-n2o-cfcs-during-arctic-polar-night-moon-light-source</loc><lastmod>2024-09-12T11:57Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/ground-based-ftir-measurements-clono2-column-amounts-arctic</loc><lastmod>2024-09-12T11:57Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/ground-based-ftir-measurements-vertical-column-densities-several-trace-gases</loc><lastmod>2024-09-12T11:58Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/moon-light-source-ftir-measurements-stratospheric-trace-gases-during-polar-night</loc><lastmod>2024-09-12T11:58Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/distribution-ozone-laminae-during-easoe-possible-influence-inertia-gravity-waves</loc><lastmod>2024-09-12T11:58Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/southern-hemisphere-ground-based-measurements-carbonyl-fluoride-cof2-hydrogen</loc><lastmod>2024-09-12T14:07Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/theoretical-validation-ground-based-microwave-ozone-observations</loc><lastmod>2024-09-12T14:08Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/infrared-spectroscopic-measurements-total-column-abundance-ethane-c2h6-above</loc><lastmod>2024-09-04T19:36Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/decay-mt-pinatubo-aerosol-midlatitudes-northern-southern-hemispheres</loc><lastmod>2024-09-12T14:09Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/volcanic-aerosol-polar-stratospheric-clouds-winter-1992-93-north-polar-vortex</loc><lastmod>2024-09-12T14:09Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/determination-dipole-moment-13c-methanol-microwave-stark-spectroscopy</loc><lastmod>2024-09-12T14:10Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/intercomparison-spectral-uv-radiation-measurement-systems</loc><lastmod>2024-09-12T14:13Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/uv-b-germany-higher-1993-1992</loc><lastmod>2024-09-12T14:13Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/visible-near-ultraviolet-spectroscopy-mcmurdo-station-antarctica-10-reductions</loc><lastmod>2024-09-11T20:46Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/latitude-variations-stratospheric-trace-gases</loc><lastmod>2024-09-12T11:25Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/ground-based-stratospheric-no2-monitoring-keflavik-iceland-during-easoe</loc><lastmod>2024-09-12T11:25Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/ground-based-visible-measurements-jungfraujoch-station-1990</loc><lastmod>2024-09-12T14:13Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/column-abundance-measurements-atmospheric-hydroxyl-45s</loc><lastmod>2024-09-12T14:16Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/secular-evolution-vertical-column-abundances-chclf2-hcfc-22-earths-atmosphere</loc><lastmod>2024-09-12T14:16Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/secular-trend-seasonal-variability-n2o-above-jungfraujoch-station-determined-ir</loc><lastmod>2024-09-12T14:16Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1994/measured-uv-spectra-compared-discrete-ordinate-method-simulations</loc><lastmod>2024-09-12T14:17Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1993/correction-nonlinear-photon-counting-effects-lidar-systems</loc><lastmod>2024-09-12T14:17Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1993/spectrometric-measurements-total-no2-different-regions-globe</loc><lastmod>2024-09-12T14:18Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1993/evaluation-nmc-upper-stratospheric-temperature-analyses-using-rocketsonde-lidar</loc><lastmod>2024-09-12T14:18Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1993/uv-b-robertson-berger-meter-characterization-field-calibration</loc><lastmod>2024-09-12T14:19Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1993/ozonesonde-measurements-hilo-hawaii-following-eruption-pinatubo</loc><lastmod>2024-09-12T14:19Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1993/critical-review-data-base-acquired-long-term-surveillance-middle-atmosphere</loc><lastmod>2024-09-12T14:20Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1993/evidence-heterogeneous-reactions-involving-nitrogen-compounds-antarctic</loc><lastmod>2024-09-12T14:20Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1993/decrease-stratospheric-no2-44deg-n-caused-pinatubo-volcanic-aerosols</loc><lastmod>2024-09-12T14:21Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1993/4-year-climatology-stratospheric-ozone-lidar-measurements-table-mountain-344m-0-n</loc><lastmod>2024-09-12T14:21Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1993/raman-dial-measurements-stratospheric-ozone-presence-volcanic-aerosols</loc><lastmod>2024-09-12T14:22Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1993/first-southern-hemisphere-intercomparison-measured-solar-uv-spectra</loc><lastmod>2024-09-12T14:22Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1993/uv-solar-spectral-irradiance-new-zealand</loc><lastmod>2024-09-12T14:22Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1993/comparison-ozone-profiles-obtained-nies-dial-sage-ii-measurements</loc><lastmod>2024-09-12T14:23Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1993/stratospheric-trace-gas-concentrations-arctic-polar-night-derived-ftir</loc><lastmod>2024-09-12T14:23Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1993/simultaneous-ozone-polar-stratospheric-cloud-observations-south-pole-station</loc><lastmod>2024-09-12T14:23Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1993/visible-near-ultraviolet-spectroscopy-mcmurdo-station-antarctica-9-observations</loc><lastmod>2024-09-12T14:24Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1993/atmospheric-no3-4-vertical-profiles-middle-polar-latitudes-sunrise</loc><lastmod>2024-09-12T14:24Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1993/increased-chlorine-dioxide-over-antarctica-caused-volcanic-aerosols-mount</loc><lastmod>2024-09-12T14:24Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1993/visible-near-ultraviolet-spectroscopy-mcmurdo-station-antarctica-8-observations</loc><lastmod>2024-09-12T14:25Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1993/intercomparison-total-ozone-measured-low-sunangles-brewer-dobson</loc><lastmod>2024-09-12T14:25Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1992/polar-stratospheric-clouds-over-mcmurdo-antarctica-during-1991-spring-lidar</loc><lastmod>2024-09-12T14:26Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1992/comparative-observations-stratospheric-aerosols-ground-based-lidar-balloon-borne</loc><lastmod>2024-09-12T14:26Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1992/remote-sensing-atmosphere-high-resolution-infrared-absorption-spectroscopy</loc><lastmod>2024-09-11T21:00Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1992/revision-20-years-dobson-total-ozone-data-uccle-belgium-ficticious-trends-induced</loc><lastmod>2024-09-12T14:26Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1992/volcanic-aerosol-ozone-depletion-within-antarctic-polar-vortex-during-austral</loc><lastmod>2024-09-12T14:27Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1992/observations-correlated-behavior-stratospheric-ozone-aerosol-thule-during-winter</loc><lastmod>2024-09-12T14:27Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1992/lidar-monitoring-temperature-middle-lower-atmosphere</loc><lastmod>2024-09-12T14:29Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1992/pinatubo-eruption-cloud-observed-lidar-garmisch-partenkirchen</loc><lastmod>2024-09-12T14:29Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1992/vertical-profiles-ozone-mcmurdo-station-antarctica-spring-1991</loc><lastmod>2024-09-12T14:29Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1992/observations-depleted-stratospheric-no2-following-pinatubo-volcanic-eruption</loc><lastmod>2024-09-12T14:30Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1992/reactive-nitrogen-ozone-nitrate-aerosols-observed-arctic-stratosphere-january</loc><lastmod>2024-09-12T14:30Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1992/lidar-measurements-umkehr-observations-ozone-vertical-distribution-observatoire</loc><lastmod>2024-09-12T14:31Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1992/long-term-winter-total-ozone-changes-over-macquarie-island</loc><lastmod>2024-09-12T14:31Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1992/measurements-model-calculations-hcl-column-amounts-related-parameters-over</loc><lastmod>2024-09-12T14:31Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1992/solar-ultraviolet-spectroradiometry-new-zealand-instrumentation-sample-results</loc><lastmod>2024-09-12T14:32Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1992/vertical-profiles-temperature-ozone-observed-during-dyana-campaign-nies-ozone</loc><lastmod>2024-09-12T14:32Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1992/lidar-measurements-stratospheric-aerosols-arctic</loc><lastmod>2024-09-11T19:02Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1992/ground-based-microwave-monitoring-stratospheric-ozone</loc><lastmod>2024-09-04T19:27Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1992/ground-based-infrared-measurements-carbonyl-sulfide-total-column-abundances-long</loc><lastmod>2024-09-12T11:28Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1992/measured-calculated-optical-properties-profiles-mixed-layer-free-troposphere</loc><lastmod>2024-09-12T11:29Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1992/observations-ozone-polar-stratospheric-clouds-heiss-island-during-winter-1998</loc><lastmod>2024-09-11T19:02Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1992/penetration-mt-pinatubo-aerosols-north-polar-vortex</loc><lastmod>2024-09-11T19:02Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1992/stratospheric-ozone-variability-over-spitsbergen-march-april-1991</loc><lastmod>2024-09-11T19:01Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1992/increased-ultraviolet-radiation-new-zealand-45-s-relative-germany-48-n</loc><lastmod>2024-09-12T11:29Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/1992/composition-measurements-1989-arctic-winter-stratosphere-airborne-infrared-solar</loc><lastmod>2024-09-11T19:00Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1992/erythemal-carcinogenic-ultraviolet-radiation-three-new-zealand-cities</loc><lastmod>2024-09-12T14:32Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1992/1985-chlorine-fluorine-inventories-stratosphere-based-atmos-observations-30e</loc><lastmod>2024-09-12T14:33Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1991/lidar-measurements-middle-atmosphere</loc><lastmod>2024-09-12T14:33Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1991/validation-sage-ii-no2-measurements</loc><lastmod>2024-09-12T14:33Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/1991/determination-absolute-strengths-n2-quadrupole-lines-high-resolution-ground-based</loc><lastmod>2024-09-12T14:34Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/1991/two-dimensional-model-calculations-fluorine-containing-reservoir-species</loc><lastmod>2024-09-11T18:55Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1991/no2-overnight-decay-layer-height-halley-bay-antarctica</loc><lastmod>2024-09-11T18:55Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1991/differential-absorption-lidar-systems-jpl-tmf-tropospheric-stratospheric-ozone</loc><lastmod>2024-09-11T18:52Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1991/stroz-lite-nasa-goddard-stratospheric-ozone-lidar-trailer-experiment</loc><lastmod>2024-09-11T18:51Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1991/altitude-distributions-stratospheric-constituents-ground-based-measurements</loc><lastmod>2024-09-11T18:51Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1991/application-simple-model-calculate-latitudinal-hemispheric-differences</loc><lastmod>2024-09-11T18:50Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1991/ground-based-infrared-measurements-hno3-total-column-abundances-long-term-trend</loc><lastmod>2024-09-11T18:49Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/1991/balloon-borne-observations-backscatter-frost-point-ozone-polar-stratospheric</loc><lastmod>2024-09-11T18:49Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1991/backscattersonde-new-instrument-atmospheric-aerosol-research</loc><lastmod>2024-09-11T18:49Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/1991/derivation-total-ozone-abundance-cloud-effects-spectral-irradiance-measurements</loc><lastmod>2024-09-11T18:48Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/1991/jpl-mkiv-interferometer</loc><lastmod>2024-09-11T18:48Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1991/infrared-spectroscopic-measurements-vertical-column-abundance-sulfur-hexafluoride</loc><lastmod>2024-09-04T19:36Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1991/vertical-column-abundances-seasonal-cycle-acetylene-c2h2-above-jungfraujoch</loc><lastmod>2024-09-11T18:48Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1990/ozone-temperature-profiles-over-mcmurdo-station-antarctica-spring-1989</loc><lastmod>2024-09-04T19:56Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1990/ozone-profile-measurements-within-edge-outside-antarctic-polar-vortex-spring-1988</loc><lastmod>2024-09-04T19:56Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1990/balloon-intercomparison-campaigns-results-remote-sensing-measurements-hcl</loc><lastmod>2024-09-04T19:57Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1990/stimulated-raman-shifting-ndyag-fourth-harmonic-266-nm-h2-hd-d2</loc><lastmod>2024-09-04T19:57Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1990/intercomparison-measurements-stratospheric-hydrogen-fluoride</loc><lastmod>2024-09-04T20:01Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1990/comparison-ozone-profiles-ground-based-lidar-ecc-balloon-sonde-rocoz-rocket-sonde</loc><lastmod>2024-09-04T20:02Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/1990/ground-based-laser-dial-system-long-term-measurements-stratospheric-ozone</loc><lastmod>2024-09-04T20:03Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/1990/intensity-solar-ultraviolet-radiation-its-implications-skin-cancer</loc><lastmod>2024-09-05T20:30Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1990/stratospheric-ozone-layer-above-spitsbergen-winter-1989</loc><lastmod>2024-09-04T20:11Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1990/characterization-error-analysis-profiles-retrieved-remote-sounding-measurements</loc><lastmod>2024-09-04T20:12Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1990/observations-backscatter-particle-concentration-frost-point-north-polar-vortex</loc><lastmod>2024-09-04T20:12Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/1989/presentation-european-correlative-experiment-program-sage-ii</loc><lastmod>2024-09-04T19:47Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/1989/sage-ii-aerosol-correlative-observations-profile-measurements</loc><lastmod>2024-09-04T19:49Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/1989/secular-increase-total-vertical-column-abundance-carbon-monoxide-above-central</loc><lastmod>2024-09-04T19:52Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/1988/formation-antarctic-ozone-hole-clo-dimer-mechanism</loc><lastmod>2024-09-04T19:39Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1988/intercomparison-no-column-measurements-during-map-globus-1985</loc><lastmod>2024-09-04T19:39Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/1988/stratospheric-o3-no2-observations-southern-polar-circle-summer-fall-1988</loc><lastmod>2024-09-04T19:44Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1988/spectroscopic-evidence-presence-v4-q-branch-chlorine-nitrate-clono2-groundbased</loc><lastmod>2024-09-04T19:44Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1987/high-concentrations-chlorine-monoxide-low-altitudes-antarctic-spring-stratosphere</loc><lastmod>2024-09-04T19:24Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1987/stratospheric-trace-gases-spring-1986-antarctic-atmosphere</loc><lastmod>2024-09-04T19:25Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1987/ground-based-microwave-radiometry-determine-stratospheric-mesospheric-ozone</loc><lastmod>2024-09-04T19:26Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1987/ground-based-lidar-atmospheric-studies</loc><lastmod>2024-09-04T19:30Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1987/visible-spectroscopy-mcmurdo-station-antarctica-1-overview-daily-variations-no2</loc><lastmod>2024-09-04T19:31Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1987/infrared-spectroscopic-measurements-halogenated-sink-reservoir-gases-stratosphere</loc><lastmod>2025-01-03T21:08Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1987/high-concentrations-chlorine-monoxide-low-altitudes-antarctic-spring-0</loc><lastmod>2024-09-04T19:24Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1987/interpretation-zenith-sky-absorption-measurements</loc><lastmod>2024-09-04T19:34Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
<url><loc>https://ndacc.larc.nasa.gov/publications/1987/visible-spectroscopy-mcmurdo-station-antarctica-2-observation-oclo</loc><lastmod>2024-09-04T19:31Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/1987/concentration-hydrogen-chloride-hydrogen-fluoride-measured-during-map-globus</loc><lastmod>2024-09-04T19:35Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/1987/monitoring-integrated-column-hydrogen-fluoride-above-jungfraujoch-station-1977-hf</loc><lastmod>2024-09-04T19:38Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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<url><loc>https://ndacc.larc.nasa.gov/publications/1986/optical-modeling-stratospheric-aerosols-present-status</loc><lastmod>2024-09-04T19:22Z</lastmod><changefreq>yearly</changefreq><priority>0.7</priority></url>
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