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The League to Save Lake Tahoe is dedicated to protecting, restoring, and advocating for the ecosystem health and scenic beauty of the Lake Tahoe Basin. The organization focuses on water quality and its clarity for the preservation of a pristine Lake for future generations.

The mission of the Lloyd Center is to instill a life-long respect and affection for nature in citizens of all ages through research and education; to advance a scientific and public understanding of our coastal ecosystems and the need to protect them; and to promote a legacy of natural diversity largely in, but not restricted to, the coastal environments of southeastern New England.

Our mission is to: Acquire, Restore andPreserve the 176 Acres of the Historical Huntington Beach Wetlands (betweenBeach Blvd. and Santa Ana River), and educate the public on preservingand promoting the habitats of local wildlife. 

Founded in 1996, the Reef Check Foundation exists to help preserve the oceans and reefs which are critical to our survival, yet are being destroyed. With headquarters in Los Angeles and volunteer teams in more than 90 countries and territories, Reef Check works to protect tropical coral reefs and California rocky reefs through education, research and conservation.

Ducks Unlimited conserves, restores and manages wetlands and associated habitats for North America's waterfowl. These habitats also benefit other wildlife and people.

DIGDEEP is a non-profit organization working to ensure that every American has clean, running water forever.

Their mission is to safeguard the Great Lakes, the planet’s largest freshwater lake system and the very lifeblood of the Midwest, by advancing public trust solutions and cutting-edge policy work. Through their targeted policy initiatives, FLOW has built key partnerships with state and regional Great Lakes groups, leveraged their expertise to influence agencies and impact state and federal legislation, and grown to be a trusted source of current information on issues affecting their freshwater seas.

American Rivers, founded in 1973, is dedicated to protecting and restoring healthy natural rivers and the variety of life they sustain, for the benefit of people, fish, and wildlife.

To return to the sea some measure of the benefits derived from it.

Our mission at the Alliance for the Great Lakes is to conserve and restore the world's largest freshwater resource using policy, education and local efforts, ensuring a healthy Great Lakes and clean water for generations of people and wildlife.

POST protects and cares for open space, farms and parkland in and around Silicon Valley.

Educational of Nature