Environmental Associations
International & U.S. Associations
- Sierra Club
- Greenpeace USA
- Earth Island Institute (EII)
- Friends of the Earth (FOE)
- Natural Resources Defense Council (NRDC)
- Environmental Defense Fund (EDF)
- Environment America
- Blue-Green Alliance
- Center for Health Environment and Justice (CHEJ)
- Earthjustice
- League of Conservation Voters (LCV)
- Institute for Local Self-Reliance (ILSR)
Climate Change Groups
Energy & Mining Groups
- Vote Solar Initiative
- Oil Change International
- Nuclear Information and Resource Service (NIRS)
- Earthworks
Forest Protection Groups
Conservation Groups
- Wilderness Society
- Defenders of Wildlife
- National Parks Conservation Association (NPCA)
- Coral Reef Alliance
- World Wildlife Fund (WWF)
- American Forests
- American Rivers
- American Farmland Trust
International Environmental Groups
- Friends of the Earth International (FOEI)
- EarthRights International (ERI)
- Global Green USA
- International Institute for Sustainable Development (IISD)
- Pacific Environment
- International Rivers
- Rocky Mountain Institute (RMI)
Research & Public Policy
- Environmental Working Group (EWG)
- Worldwatch Institute
- New Economy Coalition
- Donella Meadows Institute