The Institute for Agriculture and Trade Policy
The Institute for Agriculture and Trade Policy - working to create environmentally and economically sustainable rural communities through sound agriculture and trade policy. http://www.iatp.org/
The Vegan Society: Promoting ways of living which avoid the use of animal products - for the benefit of people, animals and the environment.
Greenpeace is the leading organization that uses peaceful and creative activism to protect the global environment. The site offers environmental information, photo and video galleries and press releases.