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The Henry's Fork Foundation seeks to conserve, protect, and restore the unique fisheries, wildlife, and aesthetic qualities of the Henry's Fork of the Snake River and its watershed.

The Friends of Devil's Lake State Park is organized for the charitable and educational purpose of supporting, assisting and promoting the Wisconsin Department of Natural Resources with interpretive, scientific, historical, educational, recreational, and related visitor services at Devil's Lake State Park, Wisconsin's busiest state park, welcoming over 2.4 million visitors a year. We use our minds, muscle, and money to ensure the park remains the crown jewel of Wisconsin's state park system.

To provide lifetime refuge for abandoned, abused, and neglected “Big Cats" with emphasis on Tigers, Lions, Leopards, and Cougars.

We value the importance of traditional Hawaiian fishponds. We believe in revitalizing and preserving Ko`ie`ie Fishpond for future generations to enjoy its historical, cultural, archaeological, educational and recreational purposes.

The organization works to protect the water quality, shoreline, and surrounding environment of Crystal Lake and its watershed through scientific monitoring, public education, advocacy, and on-the-ground projects (for example invasive-species control and swimmer’s-itch programs). It engages residents and partners to preserve the lake’s ecological and recreational value for current and future generations.

The mission of the Trust and its members is to protect, restore, and preserve the lands of the Pennypack Creek Valley so that they: Remain forever an enhancement to the quality of life in our community, Support forever a natural landscape populated by native plants and animal life, and Become a standard of excellence for innovative restoration and stewardship practices to be shared with other individuals and organizations joined in a common commitment to the environment.

Tackling the water crisis by funding, supporting and advocating for community WASH (water, sanitation & hygiene) programs in Sub-Saharan Africa. Their mission is to increase awareness of WASH challenges and solutions, and most importantly convert that heightened awareness into ACTION.

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

Mississippi Valley Conservancy is an accredited regional land trust that works to permanently protect native habitats, working farmland, and waterways in Wisconsin’s Driftless Area. It does this mainly through voluntary land protection (conservation easements and land acquisition), habitat restoration and management of nature preserves, and public education and stewardship activities to protect biodiversity, clean water, and outdoor access.

Seacoast Science Center inspires curiosity about the ocean and coastal environments, provides hands‑on marine science education for all ages, and promotes conservation action to protect the “Blue Planet.”

Chocorua Lake Conservancy protects and manages land in the Chocorua Lake Basin to preserve water quality and natural habitats, holds and monitors conservation easements, maintains trails (including on Mount Chocorua), and provides and manages welcoming public lake access while offering education and stewardship programs.

The Center for Whale Research conducts long‑term scientific monitoring of Southern Resident killer whales — including annual censuses and health assessments — to inform conservation policy and ecosystem recovery. It also runs public outreach and education programs (including an outreach center) to raise awareness and support for orca and habitat protection.