| AEMET | Agencia Estatal de Meteorología (Spain) | |
| AERONET | Aerosol Robotic Network | |
| AGAGE | Advanced Global Atmospheric Gases Experiment | |
| AIOFM | Anhui Institute of Optics and Fine Mechanics, Hefei Institutes of Physical Science, Chinese Academy of Sciences, Hefei, China | |
| ALOMAR | Arctic Lidar Observatory for Middle Atmospheric Research (Norway) | |
| ALVICE | Atmospheric Lidar for Validation, Interagency Collaboration and Education | |
| AOD | Aerosol Optical Depth | |
| AOPC | Atmospheric Observations Panel for Climate | |
| ARM | Atmospheric Radiation Measurements Program (Department of Energy (United States) | |
| ARR | Andoya Rocket Range (Norway) | |
| AT | Aerosol Temperature lidar | |
| AWI | Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research (Germany) | |
| BAS | British Antarctic Survey | |
| BOKU-Met | University of Natural Resources and Applied Life Sciences, Institute of Meteorology (Austria) | |
| BOM | Bureau of Meteorology (Australia) | |
| BSRN | Baseline Surface Radiation Network | |
| CANDAC | Canadian Network for the Detection of Atmospheric Change | |
| CAO | Central Aerological Observatory (Russia) | |
| CEILAP | Centro de Investigaciones en Láseres y Aplicaciones (Laser and Applications Research Center, Argentina) | |
| CFCs | Chlorofluorocarbons | |
| CHMI | Czech Hydrometeorological Institute (Czech Republic) | |
| CITEDEF | Instituto de Investigaciones Cientificas y Técnicas para la Defensa (Institute of Scientific and Technical Research for Defense, Argentina) | |
| CNES | Centre National d’Etudes Spatiales (France) | |
| CNR | Consiglio Nazionale delle Ricerche (Italy) | |
| CNRS | Centre National de Recherche Scientifique (France) | |
| CONICET | Consejo Nacional de Investigaciones Cientificas y Técnicas (National Scientific and Technical Research Council, Argentina) | |
| CSIRO | Commonwealth Scientific and Industrial Research Organization (Australia) | |
| DIAL | Differential Absorption Lidar | |
| DMI | Danish Meteorological Institute | |
| DMT | Droplet Measurement Technologies (United States) | |
| DOAS | Differential Optical Absorption Spectroscopy | |
| DWD | Deutscher Wetterdienst (German National Meteorological Service) | |
| EASOE | European Arctic Stratospheric Ozone Expedition | |
| EC | Environment Canada | |
| ECC | Electrochemical Concentration Cell (relates to ozonesondes) | |
| ECCC | Environment and Climate Change Canada | |
| ENEA | Ente Nazionale Energie Alternative (Italy) | |
| EOS | Earth Observing System | |
| ESA | European Space Agency | |
| ESRIN | European Space Research Institute | |
| ESRL | Earth System Research Laboratory (NOAA, United States) | |
| EUBREWNET | European Brewer Network | |
| FMI | Finnish Meteorological Institute | |
| FPH | Frost Point Hygrometer | |
| FTIR | Fourier Transform Infrared | |
| FTS | Fourier Transform Spectroscopy (Spectrometer) | |
| GAW | Global Atmosphere Watch Programme of WMO | |
| GCOS | Global Climate Observing System (WMO) | |
| GEWEX | Global Energy and Water Experiment | |
| GIRPAS | Groupe InfraRouge de Physique Atmosphérique et Solaire (ULg, Belgium) | |
| GML | Global Monitoring Laboratory (NOAA, United States) | |
| GROMOS | GROund-based Milimeter-wave Ozone Spectrometer | |
| GRUAN | GCOS Reference Upper Air Network | |
| GSFC | Goddard Space Flight Center (NASA, United States) | |
| GSMA | Groupe de Spectrométrie Moléculaire et Atmosphérique (France) | |
| HATS | Halocarbon and other Atmospheric Trace Species Network | |
| HCFC | Hydrochlorofluorocarbon | |
| HFC | Hydrofluorocarbon | |
| IAP | A.M. Obukhov Institute of Atmospheric Physics (Russia) | |
| IASB-BIRA | Institut Royal d’Aéronomie Spatiale de Belgique ( Royal Belgian Institute for Space Aeronomy, Belgium) | |
| IMGW-PIB | Instytut Meteorologii i Gospodarki Wodnej - Panstwowy Instytut Badawczy (Institute of Meteorology and Water Management - National Research Institute, Poland) | |
| IMK-ASF | Institut für Meteorologie und Klimaforschung (Institute of Meteorology and Climate Research - Atmospheric Trace Gases and Remote Sensing, KIT, Germany) | |
| IMK-IFU | Institut für Meteorologie und Klimaforschung (Institute of Meteorology and Climate Research - Atmospheric Environmental Research, KIT, Germany) | |
| IMK | Institut für Meteorologie und Klimaforschung (Institute of Meteorology and Climate Research, Germany) | |
| INGV | Istituto Naziolale de Geofisica e Vulcanologia (Italy) | |
| INPE | Instituto Nacional de Pesquisas Espaciais | |
| INSU | Institut National des Sciences de l’Univers (France) | |
| INTA | Instituto Nacional de Technica Aerospacial (Spain) | |
| IPMET | Instituto de Pesquisas Meteorologicas | |
| IPSL | Institut Pierre-Simon Laplace (France) | |
| IRF | Institut für Rumdfysik (Institute of Space Physics, Sweden) | |
| IRSA-UJF | Equipe Interactions Rayonnement Solaire Atmosphère - Université Joseph Fourier (France) | |
| ISAC-CNR | Instituto di Scienze dell’Atmosfera e del Clima - Consiglio Nazionale delle Ricerche (Italy) | |
| ISEE | Institute for Space-Earth Environmental Research, Nagoya University (Japan) | |
| ISMAR | Istituto Scienze Marine (Italy) | |
| JPL | Jet Propulsion Laboratory (NASA, United States) | |
| KIT-IMK | Karlsruher Institut für Technologie - Institut für Meteorologie und Klimaforschung (Institute of Meteorology and Climate Research) | |
| KIT | Karlsruhe Institute of Technology (Germany) | |
| KNMI | Royal Netherlands Meteorological Institute | |
| KNU | Kyrgyz National University (Kyrgyz Republic) | |
| LACy | Laboratoire de l’Atmosphère et des Cyclones | |
| LAP-AUTH | Laboratory of Atmospheric Physics, Aristotle University of Thessaloniki (Greece) | |
| LaRC | Langley Research Center (NASA, United States) | |
| LATMOS | Laboratoire Atmosphères, Milieux, Observation Spatiales (France) | |
| LOA | Laboratoire d’Optique Atmosphérique (France) | |
| MARL | Mobile Aerosol Raman Lidar | |
| MAXDOAS | Multi Axis Differential Optical Absorption Spectroscopy | |
| ME | Met Éireann (The Irish Meteorological Service) | |
| MeteoSwiss | Federal Office of Meteorology and Climatology (Switzerland) | |
| MIAWARA | MIddle Atmospheric WAter vapour RAdiometer | |
| MIT | Massachusetts Institute of Technology (United States) | |
| MOHAVE | Measurements of Humidity in the Atmosphere and Validation Experiments | |
| MPIC | Max-Planck-Institut für Chemie, (Germany) | |
| MPLNET | Micro Pulse Lidar Network | |
| MRI | Meteorological Research Institute (Japan) | |
| NASA | National Aeronautics and Space Administration (United States) | |
| NCAR | National Center for Atmospheric Research (United States) | |
| NCEP | National Center for Environmental Prediction (NOAA, United States) | |
| NDACC | Network for the Detection of Atmospheric Composition Change | |
| NESDIS | National Environmental Satellite, Data, and Information Service (NOAA, United States) | |
| NH | Northern Hemisphere | |
| NIES | National Institute for Environmental Studies (Japan) | |
| NILU | Norwegian Institute for Air Research | |
| NIWA | National Institute of Water and Atmospheric Research Ltd. (New Zealand) | |
| NOAA | National Oceanographic and Atmospheric Administration (United States) | |
| NPL | National Physical Laboratory (United Kingdom) | |
| NRL | Naval Research Laboratory (United States) | |
| NSF | National Science Foundation, United States | |
| OHP | Observatoire Haute Provence (France) | |
| OMP | Observatoire Midi-Pyrénées (France) | |
| OPD | Optical Path Difference | |
| OSO | Onsala Space Observatory (Sweden) | |
| OSU-R | Observature des Scientes de l’Univers de la Réunion | |
| PGN | Pandonia Global Network | |
| PI | Principal Investigator | |
| PMOD | Physical Meteorological Observatory in Davos (Switzerland) | |
| POLARIS | Photochemistry of Ozone Loss in the Arctic Region in Summer | |
| RIVM | Rijksinstituut voor Volksgezondheid en Milieu (National Institute for Public Health and the Environment, The Netherlands) | |
| RMIB | Royal Meteorological Institute of Belgium | |
| SAOZ | Systeme d’Analyse par Observation Zenithale | |
| SESAME | Second European Stratospheric Arctic and Mid-Latitude Experiment | |
| SH | Southern Hemisphere | |
| SHADOZ | Southern Hemisphere Additional Ozonesondes Network | |
| SMA | Seychelles Meteorological Authority (Seychelles) | |
| SOMORA | Stratospheric Ozone MOnitoring RAdiometer | |
| SPbU | Saint Petersburg University (Russia) | |
| SRI | SRI International (Formerly Stanford Research Institute, United States) | |
| SSAI | Science Systems and Applications, Inc. (United States) | |
| STAR | Support for Tropical Atmospheric Research | |
| STEL | Solar Terrestrial Environment Laboratory, Nagoya University (Japan) | |
| STROZ | STRatospheric OZone lidar | |
| SUNY | State University of New York (United States) | |
| SWARA | Seoul WAter vapour RAdiometer | |
| SWU | Sookmyung Women’s University (South Korea) | |
| TAO | University of Toronto Atmospheric Observatory | |
| TCCON | Total Carbon Column Observing Network | |
| TMF | Table Mountain Facility (JPL, United States) | |
| U. MA | University of Massachusetts (United States) | |
| UJF | Université Joseph-Fourier, Grenoble (France) | |
| ULg | University of Liège (Belgium) | |
| UMBC | University of Maryland Baltimore County | |
| UMSA | Universidad Mayor de San Andres (Bolivia) | |
| UNAM | Universidad Nacional Autonoma de Mexico | |
| UNESP | Universidade Estadual Paulista (Brazil) | |
| UNIDEF | Unidad de Investigación y Desarrollo Estratégico para la Defensa (Argentina) | |
| USRA/GESTAR | Universities Space Research Association / Goddard Earth Sciences Technology and Research (United States) | |
| USRA | Universities Space Research Association (United States) | |
| USTC | University of Science and Technology of China, Hefei, China | |
| UV | Ultra Violet | |
| UVSQ | Université de Versailles St Quentin (France) | |
| WCRP | World Climate Research Program | |
| WFF | Wallops Flight Facility (NASA, United States) | |
| WMO | World Meteorological Organization | |
| WRC | World Radiation Centre | |
| WRMC | World Radiation Monitoring Center (Germany) | |
| WVMS | Water Vapor Microwave Spectrometer |