- Canadian Environmental Network (CEN)
 - Supports, facilitates, and advances the work of its member groups to protect the Earth and promote ecologically sound ways of life. - Canadian Nature Federation (1)
- Centre for Indigenous Environmental Resources
- Helping First Nations deal with and have input in environmental issues, and enhance the links between First Nations in Canada and indigenous peoples throughout the world.
- EcoAction 2000
- Program that helps Canadians take action in support of a healthy environment.
- Elora Centre for Environmental Excellence (ECEE)
- Helps communities across Canada become more green through training and other services.
- Evergreen Foundation
- Dedicated to preserving and restoring natural areas in the urban environment through education and community action projects. Pollinator monthly e-mail update.
- Friends of the Earth Canada
- Nonprofit organization dedicated to saving the environment through research, education, and advocacy.
- Go for Green
- Mission is to encourage outdoor physical activity that protects, enhances, or restores the environment.
- Green Communities Association
- Nonprofit community enterprises aiming to increase the uptake of green products and services. Information provided on how to grow a green community .
- Greenpeace Canada
- Updates on Canadian campaigns, how you can get involved, information resources, and apparel.
- Millennium Foundation of Canada
- North American Commission for Environmental Cooperation (NACEC)
- Effort of Mexico, Canada, and the USA working to address environmental concerns, help prevent conflicts, and to promote the enforcement of environmental law.
- Sierra Club of Canada (2)
- TheGreenPages.ca
- National network of eco-minded individuals whose mission is to empower and support students, educators, and communities by connecting them to information for the purpose of making meaningful contributions towards environmental sustainability
- Vancouver Natural History Society
- World Wildlife Fund (WWF) Canada
- Species and habitat information from the Pacific Ocean to the Arctic Circle, plus news of the campaign to reduce chemicals and pesticides.
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