Largest Charities:
Conservation and Environmental Education

Following is a list of the largest conservation and environmental education charities, listed according to the amount of donations received from individuals, foundations, and other sources.

1. Nature Conservancy Inc.
2. Conservation International Foundation
3. Open Space Conservancy Inc.
4. The Trust for Public Land
5. Peconic Land Trust Incorporated
6. The Conservation Fund
7. Natural Resources Defense Council Inc
8. National Audubon Society Inc.
9. Environmental Defense Inc.
10. Jackson Hole Land Trust
11. Defenders of Wildlife
12. Chesapeake Bay Foundation Inc.
13. Wilderness Society
14. Maine Coast Heritage Trust
15. Wetlands America Trust Inc.
16. Sheriffs Meadow Foundation
17. Trustees of Reservations
18. Parks and Wildlife Foundation of Texas Inc.
19. Save the Redwoods League
20. Appalachian Mountain Club