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C-WIN is a statewide nonprofit dedicated to equitable and sustainable use of California's water resources. Both our Board and Staff members provide the environmental community support and leadership on enforcement of the state's Bay-Delta public trust responsibility, on stopping irrigation of naturally contaminated farm lands in the San Joaquin Valley, and on the speculative water practices of federal and state water projects in California. We educate the public about public trust resource and California's constitutional prohibition of waste and unreasonable use of water, and about alternatives that restore rivers, fisheries, and other public trust resources.

Protecting the Caribbean environment through research and community-based action

Founded in 1992, Friends of the Presumpscot River is a non-profit organization, supported primarily by membership dues and small donations. Their mission is to protect and improve the water quality, indigenous fisheries, recreational opportunities, and natural character of the Presumpscot River.

Friends of the Eel River works for the recovery of the Wild and Scenic Eel River, its fisheries, and communities.

To preserve, protect and restore Delaware's Inland Bays and their watershed.

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 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.

Our mission is to create a better future for the San Diego River through volunteerism, advocacy, education, and championing the creation of a river-long park system.We are a San Diego based 501c3 nonprofit that started as an all volunteer group and remain grounded in engaging people through volunteerism. Before the pandemic, we engaged more than 7000 volunteers. We believe in targeting our programs to make a meaningful impact for the river, its ecosystem and San Diego. Our mission is to work toward a day where nature and people live in synergy. A world where being outdoors in nature is accessible and valued. A place that works to conserve our vanishing species and values their intrinsic beauty. A place where we find wonder and awe in nature and integrate it our daily lives.

To improve and; maintain the ecological health of the Poudre River watershed through community collaboration.

We are citizen stewards of the James River Park.  We do this by providing ongoing support for conservation, enhancement, and recreational enjoyment of the James River Park System, while protecting its natural and historic environments.

We work to preserve, protect and enhance an environment that is livable, healthful and sustainable through a comprehensive program of education, citizen action and legal defense.

Through advocacy and education, Friends of the Boundary Waters Wilderness works to protect, preserve, and restore the wilderness character of the Boundary Waters Canoe Area Wilderness and Quetico-Superior ecosystem. Our vision for the future of this national treasure lies at the intersection of people, communities and wilderness.