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The Citizens Environment Alliance (CEA) is a non-profit, grass-roots, international, education and research organization. We are committed to an ecosystem approach to environmental planning and management.

The CEA was formed in 1985 by citizens concerned about spills from the (Sarnia) Chemical Valley into the St. Clair River (the Toxic blob),... more

The Ecology Action Centre has acted as a voice for Nova Scotia's environment for over 35 years. The EAC was voted #1 Activist Organization by readers of The Coast magazine for four years running. Since 1971, the EAC has been working to build a healthier, more sustainable Nova Scotia. Today we have over 1000 members, 250 volunteers and staff, and seven active... more

Helios Resource Network promotes community livability by empowering local groups and businesses working toward sustainability.... more

Since 1892, the Sierra Club has been working to protect communities, wild places, and the planet itself. We are the oldest, largest, and most influential grassroots environmental organization in the United States. And our founder, John Muir, appears on the back of the California quarter.

Our Mission Statement:
- To explore, enjoy, and protect the... more

Sierra Club of Canada active chapters in every region of Canada, with offices in Ottawa, Victoria, Sydney, Corner Brook, Halifax, Edmonton, Montreal and Toronto.

Sierra Club of Canada has several major national campaigns with four program areas: Health and Environment , Protecting Biodiversity , Atmosphere and Energy, and Transition to a... more

SEAC-pronounced seek, as in seeking -is a grassroots coalition of student and youth environmental groups, working together to protect our planet's future. Through this united effort, thousands of youth have translated their concern into action by sharing resources, building coalitions, and challenging the limited mainstream definition of... more