Action Network Environmental Defense
Alabama Environmental Council
American Horticultural Society
Association of Forest Industries (Australia)
Atmospheric and Environmental Research
California Watershed Projects Inventory
Center for Accountability and Performance
CAP article by Randall Solomon and others
Center for Marine Conservation
Center for Renewable Energy and Sustainable Technology
CNN / Earth
Conservation International
Cousteau Society
Defenders of Wildlife
Dogwood Alliance
Earth Communications Office
Earth Island Institute
Earth Repair Foundation
Earth Share
Earth Systems
Earthjustice
EarthKeepers
Earthlaw
Earthtrust
Earthwatch
EcoMall
Eco-Village Information
EnviroLink
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Environmental Defense Fund
Environmental News Network
Environmental Media
Environmental Working Group
Explorers Club
First Nations Environmantal Network
Forest Alliance of British Columbia
Forest Guardians
Forest Service Employees for Environmental Ethics
Friends of the Earth (UK)
Green Cross
Green Parties of North America
Greenmatters
GreenMountain.com
Greenpeace International
Guardian Newsletter
Heartwood
Heritage Forests Campaign
High Country News
IUCN / World Conservation Union
Institute for Energy and Environmental Research
Institute of Evolutionary Science
International Wildlife Coalition
Jane Goodall Institute
Kids4Earth
League of Conservation Voters
Lone Pine Koala Sanctuary
Lower Colorado River Authority
Monterey Aquarium
National Environmental Information Service
National Geographic
National Parks and Conservation Association
National Resources Defense Council
Nature Conservancy
Northern Alaska Environmental Center
Ocean Conservation Society
Ocean Mammal Institute
Orion Society
Pacific Whale Foundation
Plant-It 2000
Rainforest Action Network
Rainforest Foundation
Rocky Mountain Institute
Sangre de Cristo Wilderness
Save Americas Forests
Save The Dolphins
Sea Shepherd Conservation Society
Sierra Club
Sierra Club Legal Defense Fund
Sierra Club of/du Canada
Sustainable Energy & Economy Network
Sustainable USA
Tamera / Centre for Humane Ecology
The Trust For Public Land
Tropical Rainforest Coalition
Union of Concerned Scientists
United Nations Environment Programme
Vegetarian Resource Group
Western Environmental Law Center
Wild Alabama
Wilderness Society
WildLaw
WildZine
Wildlife Conservation Society
Woods Hole Research Center
World Conservation Monitoring Centre (UK)
World Land Trust
World Resources Institute
World Wildlife Fund (US)
World Wildlife Fund (UK)
Worldwatch Institute
Wyland Foundation