Green Acronyms & Abbreviations


A  Ampere
AAAS  American Association for the Advancement of Science
AABW  Antarctic Bottom Water
AAC  Antarctic Convergence
AAIW Antarctic Intermediate Water
A AMS   Arctic Air Mass
AAMW  Australasian Mediterranean Water
ABL  Atmospheric Boundary Layer
ABW  Arctic Bottom Water or Antarctic Bottom Water
AC  Alternating Current
ACC  Antarctic Circumpolar Current
ACIA  Arctic Climate Impact Assessment
ACSYS  Arctic Climate System Study
ADEOS  Advanced Earth Observing Satellite.
AEO  Annual Energy Outlook or Output
AF  Airborne Fraction
AGCMs   Atmospheric General Circulation Models
AGU  American Geophysical Union
AIACC  Assessment of Impacts and Adaptations to Climate Change in Multiple Regions and Sectors
AIW   Antarctic Intermediate Water
AMAP  Arctic monitoring and assessment programme
AMCEN  African Ministerial Conference on the Environment
ANSO  El NiΓ±o-Southern Oscillation  
ANT  the Antarctic Region
AO  Arctic Oscillation
AOGCM:  Atmosphere Ocean General Circulation Model
AOSIS  Alliance of Small Island States
APN  Asia-Pacific Network for Global Change Research
APPA  American Public Power Association
APSIM  Agricultural Production Systems Simulator
AQI  Air Quality Index
AR4  IPCC’s Fourth Assessment Report
ARC  Arctic Region
ASDs  Autism Spectrum Disorders
AUSAID  Australian Agency for International Development
AVHRR  Advanced Very High Resolution Radiometer
AWEA  American Wind Energy Association   


BAT  Best Available Technology
BAU  Business as Usual
BC  Black Carbon
BGH  Bovine Growth Hormone
BHA  Butylated Hydroxyanisole
BHT  Butylated Hydroxytoluene
BIPV  Building-integrated photo voltaics
BP  Before the Present
BPA  Bisphenol A
BST  Bovine Somatotropin
BTL  Biomass-To-Liquid
BIPV  Building-Integrated PV


CAA  Clean Air Act
CACGP  Commission on Atmospheric Chemistry and Global Pollution
CAES  Compressed Air Energy Storage
CAFE Programme  Clean Air for Europe Programme
CAFE  Corporate Average Fuel Economy
CAFOs  Confined Animal Feeding Operations
CAIR Clean Air Interstate Rule
CARB  California Air Resources Board
CASAC  Clean Air Scientific Advisory Committee
CASCADe  Carbon Credit for Agriculture, Silviculture, Conservation and Action against Deforestation
CAT  Clear Air Turbulence
C&C  Contraction and Convergence
CCAP  Climate Change Action Plan
CCCO  Committee on Climate Change and the Ocean
CCD  Colony Collapse Disorder
CCOM  Center of Coastal Ocean Mapping   
CCP:  CO2 Capture Project
CCS:  Carbon Capture and Storage/Sequestration.
CDC:  Carbon Disclosure Project
CDC:  Centers for Disease Control and Prevention
CDC  Climate Diagnostics Center (NASA)
CDE:  Carbon Dioxide Equivalent
CDM:  Clean Development Mechanism
CDP:  Carbon Disclosure Project
CDR  Central Data Repository
CDW  Circumpolar Deep Water
CEC  Commission for Environmental Cooperation or California Energy Commission
CEES  Central and Eastern European States
CEMO  Centre for Estuarine and Coastal Ecology
CEMS  Continuous Emissions Monitoring Systems
CER  Certified Emission Reduction
CERES  Clouds and the Earth’s Radiant Energy System
CERUs  Certified Emission Reduction Units
CESA Clean Energy States Alliance
CFC  Chlorofluorocarbon
CFL   Compact Fluorescent Light bulb.
CFV  Clean Fuel Vehicle
CH4   Methane – A hydrocarbon and GHG with 24 times the GWP of CO2.
CHC Chlorinated hydrocarbon
CHP   Combined Heat and Power – heat and electricity from the same fuel source
CI   Consumers International
CIDA  Canadian International Development Agency
CIRA  Center for Integrated Regional Assessment
CLIMAG  Climate Prediction and Agriculture
CLIVAR  Climate Variability and Predictability Research Programme
CLT  Community Land Trust
CMAP  Climate Merged Analysis of Precipitation (NASA)
CMIP  Coupled Model Intercomparison Project
CNG  Compressed Natural Gas.
CO  Carbon Monoxide
CO2  Carbon Dioxide
CO2e   Carbon Dioxide Equivalent. A unit, measured in tonnes.
Coal-IGCC  Integrated Gasification Combined Cycle Coal Plants
COD  Chemical Oxygen Demand
CODEX  Codex Alimentarius Part of FAO and WHO, food standards, guidelines.
CoP  Conference of the Parties (to the UNFCCC)
CPSC  Consumer Product Safety Commission
CRT:  Cathode Ray Tubes
CSA  Community Supported Agricultural
CSI  Core Set of Indicators
CSLF:  Carbon Sequestration Leadership Forum
CSP  Concentrated Solar Power
CSR:  Corporate Social Responsibility
CTL:  Coal-To-Liquids
CUP:  Carbon Uptake Period
CVT  Continuously Variable Transmission
CWA  Clean Water Act


DAA  Development Assistance Agencies
DAMOCLES  Developing Arctic Modelling & Observing Capabilities for Long-term Environmental Studies
DDD  Dichlorodiphenyldichloroethane: insecticide highly toxic to fish.
DDE  Dichlorodiphenyldichloroethylene one of DDTs breakdown products.
DDT  Dichlorodiphenyltrichloroethane: highly toxic insecticide, which accumulates in the food chain.
DEA   Diethanolamine
DG  Distributed Generation
DG SANCO  Directorate General for Health and Consumer Protection of the European Commission
DIS  Data and Information Systems
DIAL  Data and Information Access Link
DNDC  Denitrification-Decomposition
DPM  Diesel Particulate Matter
DWA  Digital Water
DWD  Drinking water directive


E85  An ethanol-based biofuel, comprising 85% ethanol and 15% gasoline.
EAP  Environmental Action Plan
EC European Commission
ECF  Elementally chlorine free
ECX  European Carbon Exchange
EDCs  Endocrine Disrupting Chemicals
EEA  European Economic Area
EECC  Energy Efficient Codes Coalition
EEPS  Energy Efficiency Portfolio Standards
EERE Office of Energy Efficiency and Renewable Energy
EEZ  Exclusive Economic Zone
EFTA European Free Trade Association
EHS: Environment, Health and Safety
EIA  Environmental Impact Assessment or Energy Information Administration
EITs Economies in Transition
ELV  End of Life Vehicle
ENRICH European Network for Research in Global Change
ENSO El Nino Southern Oscillation
EOS Earth Observing System
EPA Environmental Protection Agency (USA)
EPACT  Environmental Policy Act or Energy Policy Act
EPC Energy Performance Certificate
EPEAT  Electronic Product Environmental Assessment Tool
EPR  Extended Producer Responsibility
ERBS  Earth Radiation Budget Satellite
E-REV  Extended-Range Electric Vehicle
ERs  Emission Reductions
ERU Emission Reduction Unit
ESA  Endangered Species Act
E.coli, Extended-Spectrum Beta-Lactamase
ESC  Energy Savings Certificates
ESG  Environmental, Social Governance
E.T.  Energy Technologies
ETS  European Union’s Emissions Trading System
EU European Union
EU ETS  European Union Emissions Trading Scheme
EV:  Electric Vehicle
EW  Extinct in the Wild


FACE  Free Air CO, Enrichment
FCCC  Framework Convention on Climate Change
FCVs  Fuel Cell Vehicles
FDA Food and Drug Administration (US)
FDI  Foreign Direct Investment
FEDS  Finfish excluder devices
FERC  Federal Energy Regulatory Commission
FFIEC  Federal Financial Institutions Examination Council
FLO  Fairtrade Labelling Organizations International
FMA  Applied Meteorology Foundation
FOIA   Freedom of Information Act
FSA Food Standards Agency (UK)
FSC  Forest Stewardship Council
FTC Federal Trade Commission (US)
FTF  Fair Trade Federation


G8  The Group of 8: US, Japan, Germany, France, UK, Italy, Canada and Russia.
GAIM Global Analysis, Interpretation and Modelling
GAW Global Atmosphere Watch
GCM General Circulation Model
GCM Global Climate Models
GCP Global Carbon Project
GCTE Global Change and Terrestrial Ecosysteme
GECAFS Global Environmental Change and Food Systems
GECP-Africa Global Environmental Change Program in Africa
GECHS Global Environmental Change and Human Security
GEF Global Environment Facility
GEMS Global Environmental Management Systems
GEWEX Global Energy and Water Cycle Experiment
GFP  Good Farming Practice
GGE  Gasoline Gallon Equivalent
GHG Green House Gases
GIS Geographic Information System
GISS  Goddard Institute for Space Studies
GIWA Global International Waters Assessment
GLOBEC Global Ocean Ecosystem Dynamics
GLOWA Global Change in the Hydrological Cycle
GMOs Genetically Modified Organisms
GNH  Gross National Happiness
GOFC-GOLD Global Observation for Forest & Land Cover Dynamics
GPGP  Great Pacific Garbage Patch
GPM  Gallons per Minute.
GPS Global Positioning System
GTC  Gigatonne of Carbon, one billion tonnes of carbon
GTOS Global Terrestrial Observing Systems
GW Gigawatt of power, one billion watts.
GWh  Gigawatt hour.
GWP  Global Warming Potential
GWS Global Water Systems


H2V  Hydrogen Vehicle
HAARP  High Frequency Active Auroral Research Project
HAB Harmful Algal Bloom
HAZMAT  Hazardous materials
HDPE  High Density Polyethylene #2
HEV  Hybrid Electric Vehicle
HFCs  Hydrofluorocarbons
HTML  Hypertext Markup Language
HVAC   Heating, Ventilating, and Air Conditioning.


IAI  Inter-American Institute for Global Change Research
IAM  Integrated Assessment Modeling
IAMAS  International Association of Meteorology and Atmospheric Sciences
IASC  International Arctic Science Committee
IBP  International Biological Programme
ICC  International Code Council
ICSU  International Council of Scientific Unions
IDA  International Development Association (World Bank)
IDEGC  Institutional Dimensions of Global Environmental Change
IEA International Energy Agency
IET  International Emission Trading
IFS  International Foundation for Science
IGA  International Geothermal Association.
IGAC  International Global Atmospheric Chemistry
IGBP  International Geosphere-Biosphere Programme
IGCC  Integrated Gasification Combined Cycle
IGES  Institute for Global Environmental Studies
IGFA  International Group of Funding Agencies
IGU  International Geophysical Union
IGY  International Geophysical Year
IHDP  International Human Dimensions Programme of Global Environmental Change
IHDW  International Human Dimensions Workshop
IIASA  International Institute for Applied System Analysis
IIED  International Institute for Environment and Development
ILEV  Inherently Low Emission Vehicle
IMF  International Monetary Fund
IMO  International Monetary Fund
INI  International Nitrogen Initiative
INQUA  International Union for Quaternary Research
IOC  Intergovernmental Oceanographic Commission
IPCC  Intergovernmental Panel on Climate Change (UN)
IPM  Integrated Pest Management
IPO  International Project Office (IGBP)
IPO  Inter-decadal Pacific Oscillation
IRI  International Research Institute for Climate Prediction
IRRI  International Rice Research Institute
ISO  International Organization for Standardization
ISSC  International Social Science Council
IT  Industrial Transformation
ITC  Investment Tax Credit
IUCN   World Conservation Union


JGOFS  Joint Global Ocean Flux Study
JI  Joint Implementation


LCA  Lifecyle Assessment
LCER Long-Term Certified Emission Reduction
LDPE  Low Density Polyethylene #4
LED  Light Emitting Diode.
LEED  Leadership in Energy and Environmental Design
LEV  Low Emission Vehicles
LFG  Land Fill Gas
LIA  Little Ice Age
LOICZ  Land Ocean Interactions in the Coastal Zones
LPG  Liquefied Petroleum Gas
LSM  Land Surface Scheme Model
LUCC  Land Use Land Cover Change


MAB  Man and the Biosphere Programme  (UNESCO)
MCCIP  Marine Climate Change Impacts Partnership
MDG  Millennium Development Goal
MM5  Meso-Scale Model Version 5
MMTCDE:  Million Metric Tonnes of Carbon Dioxide Equivalents
MODIS  The Moderate Resolution Imaging Spectroradiometer
MRI  Mountain Research Initiative
MSC  Marine Stewardship Council
MTBE  Methyl Tertiary-Butyl Ether
MW  Megawatt
MWh  Megawatt hour.
MW-mile  Megawatt-Mile


N2O  Nitrous Oxide
NAAEC  North American Agreement on Environmental Cooperation
NAAQS  National Ambient Air Quality Standards
NADW  North Atlantic Deep Water
NAS  National Academy of Sciences
NCAR  National Center for Atmospheric Research (USA)
NCEP National Commission on Energy Policy
NDELA  N-nitrosodiethanolamine
NEPA  National Environmental Policy Act
NGO  Non-Governmental Organization
NGV  Natural Gas Vehicle
NiCAD  Nickel Cadmium Battery
NIH  National Institutes of Health (USA)
NiMH  Nickel Metal Hydride Battery
NIS Newly Independent States
NOAA National Oceanic and Atmospheric Administration (USA)
NOP  National Organic Program
NOx  Nitrogen Oxides
NRC National Research Council
NREL National Research and Ecology Laboratory
NSF National Science Foundation (USA)
NSIDC National Snow and Ice Data Center. (USA)
NTI  National Toxics Inventory


O3  Ozone
OAQPS  Office of Air Quality Planning and Standards (EPA)
OCIA  Organic Crop Improvement Association International
ODTE Office for Developed and Transition Economies
OECD Organization for Economic Co-operation and Development
OGP Office of Global Programs (NOAA)
OPEC  Organization of the Petroleum Exporting Countries
ORAC   Oxygen Radical Absorbence Capacity


PAGES Past Global Changes
PBDE  Flame Retardants
PCBs  Polychlorinated Biphenyls
pCi/L  Pico Curies per Liter
PCW Post-Consumer Material
PDSI  Palmer Drought Severity Index
PET or PETE  Polyethylene Terephthalate #1
PFAs  Perfluorinated acids
PFCs  Perfluorocarbons
PFOA  Perfluorooctanoic Acid
PHEV  Plug in Hybrid Vehicle
PIRGs  Public Interest Research Groups
PM  Particulate Matter
PM10  Particles of 10 micrometres or less
POP  Persistent Organic Pollutant
PP  Polypropylene #5
PPA  Power Purchase Agreement
PPB  Parts per Billion
PPCPs  Pharmaceuticals and Personal Care Products
PPM  Parts per Million
PS  Polystyrene #6
PSI  Pollutant Standards Index
PTC  Production Tax Credits
PTFE   Polytetrafluoroethylene
PV  Photovoltaics
PVC  Polyvinyl Chloride #3
PZEV  Partial Zero Emission Vehicle


rBGH  Recombinant Bovine Growth Hormone
rBST  Recombinant Bovine Somatotropin
RCM Regional Climate Models
RCRA  Resource Conservation and Recovery Act
REACH  Registration, Evaluation, and Authorization of Chemicals
REC  Renewable Energy Credits
REDD  Reducing Emissions from Deforestation and Degradation
REPP Renewable Energy Policy Project
RME  Rapeseed methyl ester
RPS  Renewable Portfolio Standard
RGGI  Regional Greenhouse Gas Initiative
RIEMS Regional Integrated Environmental Model System
RMUs  Removal Units


SAMW  Subantarctic Mode Water  
SAP  Scientific Advisory Panel
SAR  Second Assessment Report of the IPCC
SAR  Specific Absorption Rate
SARD  Sustainable Agriculture and Rural Development
SBI  Subsidiary Body for Implementation
SBSTA  Subsidiary Body for Scientific & Tech. Advice
SCAR  Scientific Committee on Antarctic Research
SCCF  Special Climate Change Fund
SCOR  Scientific Committee on Ocean Research
SCOWAR  Scientific Committee on Water Research
SDI  Sustainable Development Indicators
SDWA Safe Drinking Water Act
SEI  Sustainable Energy Initiative
SEIA  Solar Energy Industries Association
SF6  Sulfur Hexafluoride
SFPAC Sustainable Food Production and Consumption
SHP  Small Hydro Power
SO2 Sulfur Dioxide
SOI  Southern Oscillation Index
SOLAS  Surface Ocean Lower Atmosphere Study
SOx  Sulfur Oxides
SPAF  Science Policy Advisory Forum
SRI  Socially Responsible Investing
START  SysTem for Analysis, Research and Training
STARS:  Sustainability, Tracking, Assessment and Rating System


TAF  Toronto Atmospheric Fund
TAR  Third Assessment Report
TCE  Trichloroethylene
TCF  Totally Chlorine Free
TSCA  Toxic Substances Control Act
TSD  Temperature-dependent Sex Determination
TEA  Triethanolamine
TEDS  Turtle excluder devices
TOGA Tropical Ocean and Global Atmosphere
TRC  Tradable Renewable Certificate
TRMM  Tropical Rainfall Measuring Mission
TSDFs  Treatment, Storage and Disposal Facilities (waste)
TVOCs. Total Volatile Organic Compounds
TWh  Terawatt hour.


UFP  Ultrafine Particles
ULEV  Ultra Low Emission Vehicles
UNCED  United Nations Conference on Environment and Development (aka Earth Summit)
UNCSD  UN Commission for Sustainable Development
UNDP  United Nations Development Programme
UNEP  Untied Nations Environment Programme
UNESCO  United Nations Educational, Scientific and Cultural Organization
UNFCCC  United Nations Framework Convention on Climate Change
USAID  United States Agency for International Development
USCAP US Climate Action Partnership
USCCP  United States Climate Change Program
USCSP  United States Country Studies Program
USDA  US Department of Agriculture
US EIA US Energy Information Administration
US EPA  United States Environment Protection Agency
USFS  U.S. Department of Agriculture Forest Service
USFWS  U.S. Fish & Wildlife Service
USGCRP  United States Global Change Research Program
USGS  U.S. Geological Survey
US NSF  United States National Science Foundation


VCS: Voluntary Carbon Standard
VER Verified Emission Reductions
VOCs: Volatile Organic Compounds
VSL:  Value of a Statistical Life


WB  World Bank
WCED  World Commission on Environment and Development
WCRP World Climate Research Programme
WGCM  Working Group on Coupled Modeling
WHO  World Health Organization
WMO World Meteorological Organization
WMUs  Waste management units
WOCE World Ocean Circulation Experiment
WSSD  World Summit for Sustainable Development
WTO World Trade Organization
WRI World Resources Institute
WSBW  Weddell Sea Bottom Water
WWF World Wildlife Fund


ZEV  Zero Emission Vehicle