AAOE Airborne Antarctic Ozone Experiment

ABL Atmospheric Boundary Layer

ACCP Atlantic Climate Change Programme (USA)

ACE Atmospheric Chemistry Education in Global Change (IGAC)

ACM Advanced Climate Model

ACP Atmospheric Chemistry Program (DOE)

ACSYS Arctic Climate System Study (WCRP)

AER Atmospheric and Environmental Research (DOE)

AER Atmospheric and Environmental Research, Inc. (Cambridge, Massachusetts)

AES Atmospheric Environment Service (Canada)

AFEAS Alternative Fluorocarbons Environmental Acceptability Study

AMS American Meteorological Society

APCA Air Pollution Control Association (USA, Pittsburgh)

ARRCC Analysis of Rapid and Recent Climate Change (project)

BADC British Atmospheric Data Center

BOVOC Biogenic VOC

CAA Clean Air Act (USA)

CAC Climate Analysis Centre (WMO, now CPC)

CAC Committee on Atmospheric Chemistry

CAN Climate Action Network

CARB California Air Resources Board (USA)

CCC Canadian Climate Centre

CCCO Committee on Climate Changes and the Ocean (SCOR and IOC)

CCDP Climate Change Detection Project

CCI Commission for Climatology (WMO)

CCN Cloud Condensation Nuclei

CCNUCC Convention Cadre des Nations Unies sur les Changements Climatiques (DE, Bonn)

CDIAC Carbon Dioxide Information Analysis Center

CEO Centre for Earth Observation (EU)

CEPRI Centre Européen de Prévention du Risque d'Inondation

CFC ChloroFluoroCarbon

CIAP Climate Impact Assessment Program

CITEPA Centre Interprofessionnel Technique d'Étude de la Pollution Atmosphérique (FR)

CLIC Climate Inventory and Catalog

CLIMAP Climate Long-Range Investigation Mapping and Prediction (WMO)

Climat CO₂ Blog d'actualités sur le climat, le réchauffement climatique ou changement global, le CO2 et les autres gaz à effet de serre.

CLIVAR Climate Variability and Predictability (WCRP)

CMAP Climate Modeling, Analysis, and Prediction

CMC Canadian Meteorological Centre

CME Coronal Mass Ejection

CMP Climate Modelling Programme

COMMPS Combined Monitoring-based and Modelling-based Priority Settings (EU, water)

COMNAP Council of Managers of National Antarctic Programs

CoSAMC Commission for Special Applications of Meteorology and Climatology (WMO)

COV Composés Organiques Volatiles (- Id. VOC)

CPC Climate Prediction Center (formerly CAC)

CPMS Climatological Prediction by Model Statistics

CPP Cloud PhotoPolarimeter

CRC Climate Research Committee

CRI Climate Research Institute (USA, Oklahoma State University)

CRP Climate Research Program

CSEC Centre for the Study of Environmental Change (University of Lancaster)

CSERGE Centre for Social and Economic Research on the Global Environment (UK)

CSIRO-DAR Commonwealth Scientific and Industrial Research Organisation - Division of Atmospheric Research

CSM Climate System Monitoring

CSMP Climate System Modeling Program

DIAL Differential Absorption Lidar

DMN Direction de la Météorologie Nationale (FR)

DMS DiMethyl Sulphide

DMSO DiMethyl SulphOxide

DMSP DiMethylSulphoPropionate

ECCP European Climate Change Programme

EGE Enhanced Greenhouse Effect

EMEP Cooperative Programme for Monitoring and Evaluation of Long-Range Transmission of Air Pollutants in Europe

ENM École Nationale de Météorologie (FR)

ENSO El Niño - Southern Oscillation (meteorological cycle)

EPOCH European Program On Climatology and natural Hazards

EUROTRAC European Experiment on Transport and Transformation of Environmentally Relevant Trace Constituents (in the Troposphere over Europe)

EZM European Zooming Model

FCCC Framework Convention on Climate Change

GARP Global Atmospheric Research Programme

GATE GARP Atlantic Tropical Experiment

GAW Global Atmospheric Watch

GCCD Global Climate Change Digest (CEI)

GCM Global Climate Model

GCOS Global Climate Observing System (WMO, IOC, UNEP, and ICSU)

GEDEX Greenhouse Effect Detection Experiment

GES Gaz à Effet de Serre (Idem GHG)

GGI Greenhouse-Gas Indices

GHG GreenHouse Gases (same as GES)

GIEC Groupe d'experts Intergouvernemental d'Étude sur l'évolution du Climat

GOALS Global Ocean-Atmosphere-Land-Surface Interactions

GOME Global Ozone Monitoring Experiment

GOOS Global Ozone Observing System

GPCC Global Precipitation Climatology Center

GREENTIE Greenhouse Gas Technology Information Exchange

GWP Greenhouse Warming Potential, Global Warming Potential

HAP Hazardous Air Pollutants

HBFC HydroBromoFluoroCarbon

HCFC HydroChloroFluoroCarbon

HIRLAM High Resolution Limited Area Model

IAQ Indoor Air Quality

ICAIR International Centre for Antarctic Information and Research

IGBP International Geosphere-Biosphere Program

IMAGE Integrated Model to Assess the Greenhouse Effect

IMG Interferometric Monitor for Greenhouse Gases

INSU Institut National des Sciences de l'Univers (FR, CNRS)

IOC Intergovernmental Oceanographic Commission (UNESCO)

IPCC Intergovernmental Plan on Climate Change (CH)

IRAP Interdisciplinary Panel on Climate Change

ISCCP International Satellite Cloud Climatology Program (WCRP)

IUCC Information Unit on Climate Change

LMD Laboratoire de Météorologie Dynamique (FR, Paris)

LODYC Laboratoire d'Océanographie Dynamique et de Climatologie (FR)

MAB Man And Biosphere

MAGE Marine Aerosol and Gas Exchange (IGAC)

MECCA Model Evaluation Consortium for Climate Assessment

Météo-France FR, établissement public administratif placé sous la tutelle du ministre chargé des Transports

MIES Mission Interministérielle française de l'Effet de Serre (FR)

NCC National Climatic Center (now NCDC)

NCDC National Climatic Data Center (USA, North Carolina, Asheville, NOAA)

NEAPACC North East Atlantic Palaeo-oceanography and Climate Change

NGGIC National Greenhouse Gas Inventory Committee (AU)

NILU Norsk Institutt for Luftforskning / Norwegian Institute for Air Research

NMHC Non-Methane HydroCarbon

NOAA National Oceanic & Atmospheric Administration U.S. Department of Commerce

NOx Nitrogen Oxides (O and NO₂)

NOy NOx and other nitrogen compounds formed from NO and NO₂

NOz NOy-NOx

OCCAM Ocean Circulation Climate Advanced Modelling (UK)

ODP Ozone-Depleting Potential

OKCS Oklahoma Climatological Survey

OMM Organisation Météorologique Mondiale (Genève, Suisse, - Idem WMO)

ONM Office National Météorologique (FR)

ORVOC Other Reactive VOC (non-hydrocarbons, 2-methyl-3-butene-2-ol for example)

OVOC Other VOC (non-hydrocarbons, mainly stable such as methanol)

PAH Polycyclic Aromatic Hydrocarbons

PAN PeroxyAcetylNitrate

PCB PolyChloroBiphenyls

PEN Permis d'Émissions Négociables (GES, CO₂)

PNAQ Plans Nationaux d’Allocation de Quotas (GES, CO₂)

PNEDC Programme National d'Étude de la Dynamique du Climat (FR)

POAM Polar Ozone and Aerosol Measurement

POP Persistent Organic Pollutants

POP Probability Of Precipitation

Protocole de Kyoto sur les changements climatiques

QIT Quotas individuels transférables (GES, CO₂)

RAC-F Réseau Action Climat-France

SCOR Scientific Committee on Oceanic Research (ICSU)

SCPP Seasonal to Interannual Climate Prediction Program

SEQEN Système Européen de Quotas d’Émissions Négociables (GES, CO₂)

SHAPI Service Central d'Hydrométéorologie et d'Appui à la Prévision des Inondations (FR, Toulouse)

SHIVA Studies of the Hydrology, Influence and variability of the Asian summer monsoon

SMIC Study of Man's Impact on Climate

SOC Semi-volatile Organic Compounds (often used with POPs)

SPARC Stratospheric Processes and their Role in Climate

STACS Subtropical Atlantic Climate Study (USA)

Stratospheric ozone layer depletion Diminution de la couche d'ozone stratosphérique

TAO Tropical Atmosphere Ocean project

TC-OPC Technical Committee on Ocean Processes and Climate (DE)

TFA TriFluoroAcetic acid

TOASTE Transport of Ozone and Tropospheric Exchange

TOGA Tropical Ocean and Global Atmosphere (International programme)

TRMM Tropical Rainfall Measuring Mission (NASA satellite)

Tropospheric ozone Ozone troposphérique

TRUCE Tropical Urban Climate Experiment

UNFCCC United Nations Framework Convention on Climate Change

US Mayors Climate Protection Agreement Accord des maires des États-Unis sur la protection du climat

UTLS Upper Troposphere Lower Stratosphere Ozone Science Plan, (UK NERC)

VOC Volatile Organic Compounds (same as COV)

VOC Volatile Organic Chemicals

WCAP World Climate Applications Program (WMO)

WCASP World Climate Applications and Services Program (WMO)

WCDMP World Climate Data and Monitoring Program (WMO)

WCDP World Climate Data Program

WCIP World Climate Impact Program

WCIRP World Climate Impact Assessment and Response Strategies Program (UNEP)

WCP World Climate Programme (WMO, ICSU)

WCRP World Climat Research Program (WMO, ICSU, IOC)

WCRP-JSC WCRP - Joint Scientific Committee

WMO World Meteorological Organization (Switzerland, Geneva, same as OMM)