| All Species Project | | Promotes conscientious art, thought, and action toward building thriving neighborhoods and communities in harmony with nature. |
| Alliance for America | | Coalition of grassroot groups concerned with protecting the environment, but believing that human needs come first. |
| Australian Conservation Foundation | | ACF is an Australian non-profit organization dedicated to the environment. Site has a wide range of topics, including genetic engineering, air pollution, and the WTO. Campaign on Australia World Heritage issues. |
| Baku Ceyhan Campaign | | Working to raise public awareness of the social problems, human rights abuses and environmental damage that will be caused by the Baku-Tbilisi-Ceyhan oil pipeline, which is planned to run through Azerbaijan, Georgia and Turkey. In particular, the campaign argues that public money should not be used to subsidise social and environmental problems in the interests of the private sector. |
| BEE Japan | | The BEE (Bicycle for Everyone's Earth) Team promotes environmental awareness while bicycling the length of Japan. |
| BlackRhinoceros | | Searchable, annotated directory (updated daily) of over 600 sites on environmental issues. Six categories: biodiversity and animal rights/threatened species; conservation; energy; environmental justice; habitat; pollution. |
| Both ENDS | | Supports the work of environmental organisations, primarily in the so-called South (developing countries) and the Central and Eastern European (CEE) countries. |
| Center for the Study of the Environment | | Private not-for-profit organization, providing information, identification, analysis and optimal solutions to environmental problems. Science based projects are conducted on global, regional and local scales. |
| Center for Whole Communities | | The Center operates The Refuge For Land And People, a unique leadership forum where citizens and activists from around the country come together to find solutions to the most pressing and difficult conservation issues our nation faces today. |
| Centre for Science and Environment (CSE) | | International consortium dedicated to "promoting democracy and sustainability." Headquartered in New Delhi. Campaign topics include biodiversity, climate change, air pollution, water pollution, forest management, rainwater harvesting, and "people and wildlife". |
| Clean water - Australia and Brazil | | Cleanwater is a website aimed to increase environmental awareness, provide information to community on how they can prevent pollution at their local waterways and to help people to get involved in ecosystems restoration projects. |
| Committee For A Constructive Tomorrow (CFACT) | | CFACT strongly believes consumer and environmental problems can be best met and overcome through the ingenuity of science, the power of the free-enterprise system, and the traditional Western values of progress, freedom, and wise stewardship. |
| CommunityTrees | | Non-profit, public/private partnership dedicated to encouraging green space development in cities and towns. Site includes links, tree-planting instructions, and ideas for getting involved. |
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