Commonwealth Scientific and Industrial Research Organisation, Environment (CSIRO)

National Institute for Space Research (INPE)

Environment and Climate Change Canada (ECCC)

University of Exeter (UOE)

Dirección Meteorológica de Chile (DMC)

Global Change Research Institute of the Czech Academy of Sciences (CAS)

Aarhus University (AU)

Finnish Meteorological Institute (FMI)

University of Helsinki (UHELS)

Laboratoire des Sciences du Climat et de l’Environnement, LSCE/IPSL, CEA-CNRS-UVSQ, Université Paris-Saclay, Gif-sur-Yvett (LSCE)

ICOS ATMOSPHERE THEMATIC CENTRE (ICOS-ATC)

Commissariat à l'énergie atomique et aux énergies alternatives (CEA)

Max Planck Institute for Biogeochemistry (MPI-BGC)

Umweltbundesamt, Station Schauinsland (UBA-SCHAU)

Umweltbundesamt, Zugspitze GAW Station (UBA/ZUG)

Deutscher Wetterdienst (DWD)

Integrated Carbon Observation System - Flask and Calibration Laboratory (ICOS)

Hohenpeißenberg Meteorological Observatory (HPB)

Institute for Atmospheric and Environmental Sciences, University of Frankfurt (IAU)

Karlsruhe Institute of Technology (IMK-ASF) (KIT/IMK-ASF)

Hungarian Meteorological Service (HMS)

Eötvös Loránd University (ELTE)

Ricerca sul Sistema Energetico (RSE)

National Agency for New Technology, Energy, and Environment (ENEA)

Italian Air Force Meteorological Service (IAFMS)

Joint Research Centre (JRC)

Institute for Environment and Sustainability (IES)

Universita degli Studi di Urbino - Carlo Bo (UNIURB)

Institute of Atmospheric Sciences and Climate (CNR-ISAC) (CNR-ISAC)

Badan Meteorologi, Klimatologi, dan Geofisika (BMKG)

Center for Atmospheric and Oceanic Studies, Tohoku University (TU)

Meteorological Research Institute (MRI)

Japan Meteorological Agency (JMA)

National Institute for Environmental Studies (NIES)

Comprehensive Observation Network for TRace gases by AirLiner (CONTRAIL)

University of Groningen (RUG), Centre for Isotope Research (CIO) (RUG)

Institute for Marine and Atmospheric Research Utrecht (IMAU)

Energy Research Centre of the Netherlands (ECN)

National Institute of Water and Atmospheric Research (NIWA)

Norwegian Institute for Air Research (NILU)

AGH University of Science and Technology in Krakow (AGH-UST)

Korea Meteorological Administration, Korea Global Atmosphere Watch Center (KMA)

National Institute of Environmental Research (NIER)

Main Geophysical Observatory (MGO)

South African Weather Service (SAWS)

Izana Atmospheric Research Center, Meteorological State Agency of Spain (AEMET)

Lund University - Centre for Environmental and Climate Research (LUND-CEC)

Forest Ecology and Management, SLU Umeå (SLU)

Swiss Federal Laboratories for Materials Science and Technology (EMPA)

High Altitude Research Stations Jungfraujoch and Gornergrat International Foundation (HFSJG)

University of East Anglia (UEA)

Atmospheric Chemistry Research Group School of Chemistry University of Bristol (UNIVBRIS)

University of Exeter, Centre for Environmental Data Analysis (CEDA)

NOAA Global Monitoring Laboratory (NOAA)

Institute of Arctic and Alpine Research, Stable Isotope Laboratory (INSTAAR)

National Center For Atmospheric Research (NCAR)

Scripps Institution of Oceanography (SIO)

Harvard University (HU)

The Pennsylvania State University, Department of Meteorology and Atmospheric Science (PSU)

Lawrence Berkeley National Laboratory and ARM Climate Research Facility (LBNL-ARM)

NOAA GML Halocarbons and Other Atmospheric Trace Species (NOAA-HATS)

Earth Networks, Inc., an AEM company (EN)

University of Wisconsin (UOFWI)

Savannah River National Laboratory (SRNL)

Lawrence Berkeley National Laboratory (LBNL)

AVOCET Group @ NASA LaRC (NASA-LARC)

Advanced Global Atmospheric Gases Experiment (AGAGE)

Viet Nam Meteorological and Hydrological Administration (VNMHA)

NOAA Climate Program Office (CPO)

NOAA National Environmental Satellite, Data, and Information Service (NESDIS)

NASA Interdisciplinary Research in Earth Science (IDS)