This is a list of nature conservation organisations that primarily aim to protect species, their habitats, and ecosystems.
- Ancient Forest Alliance - conserving old growth forests in British Columbia, Canada
- American Prairie Foundation - building large wildlife reserve in Montana, United States
- Appalachian Trail Conservancy - Appalachian National Scenic Trail from Maine to Georgia
- Blue Mountains Conservation Society - NGO, conservation of Greater Blue Mountains area in Australia
- BirdLife Australia - Australian ornithological conservation organisation
- California Coastal Conservancy - government agency that manages coastline resources
- Central Park Conservancy - manages 843 acre Central Park under a contract with City of New York
- Comunidad Inti Wara Yassi - Bolivian non-governmental organisation
- Conservancy Association - Hong Kong's oldest non-governmental environmental organisation
- Conservancy of Southwest Florida
- Conserving Carolina
- Defenders of Wildlife - works to protect all native animals and plants throughout North America
- Department of Conservation (New Zealand)
- Ducks Unlimited
- European Wildlife - conserve biological diversity with non-state reserves
- Federal Agency for Nature Conservation - German
- Golden State Salmon Association - works to restore California's salmon
- Great Swamp Watershed Association
- Indian Council of Forestry Research and Education
- Izaak Walton League of America - devoted to conservation in the United States
- The Land Conservancy of British Columbia (TLC) - land trust modeled after the National Trust of Britain
- Live Ocean - New Zealand Marine conservation charity
- Miami Conservancy District - Ohio agency that manages flood control of the Great Miami River
- National Trust of Britain
- National Wildlife Federation - conservation education and advocacy for Northern American Wildlife
- Nature Conservancy of Canada - help protect Canada's most important lands, waters and wildlife
- North China Institute of Water Conservancy and Hydroelectric Power - Chinese public university
- Open Space Institute - conservation organisation and think tank in the Eastern United States
- Pheasants Forever - conserving wildlife habitat suitable for pheasants.
- Point Blue Conservation Science - advancing conservation through bird and ecosystem research
- Pro Natura - 650 nature reserves in Switzerland (250 square kilometers)
- Rails-to-Trails Conservancy (RTC) - converted 13,150 miles (21,160 km) of former rail lines to trails
- Santa Lucia Conservancy - land trust and conservation community protecting 18,000 acres in California
- Santa Monica Mountains Conservancy - dedicated to the acquisition of land for conservation in California
- Sierra Nevada Conservancy - state conservancy in California
- Southern Conservation Trust - nonprofit land trust established in 1993; operates six public nature areas throughout Fayette County in addition to an environmental education center headquartered in Fayetteville, Georgia[1]
- Ukraine Nature Conservation Society
- Sierra Club
- Saint Brandon Conservation Trust - Protecting, restoring and conserving St. Brandon Mauritius (Cargados Carajos shoals)
- The Conservation Fund - to pursue environmental preservation and economic development in the United States
- Theodore Roosevelt Conservation Partnership
- Urban Bird Foundation - to protect, defend, rescue and conserve bird life
- Western Pennsylvania Conservancy - 200,000 acres (800 km2)
- Whaleman Foundation - protection of cetaceans
- Wild Salmon Center - identifies and protects the best salmon ecosystems of the Pacific Rim
- Wildlife Research and Conservation Trust - undertakes field research to promote the conservation of wildlife in India
- WCS Bangladesh - Wildlife Conservation Society
- Wolf River Conservancy - protects the Wolf River in Tennessee
- Tanzania Environmental Conservation Society (TECOSO Tanzania) - advancing environmental preservation, social and economic development sustainability in Tanzania
"About Us". Southern Conservation Trust. Retrieved 2024-01-05.