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The Sierra Club Foundation bridges the intersection of strategic philanthropy and grassroots advocacy. As a publicly supported charity, we partner with thousands of donors across the U.S. to invest in organizations that have an outsized impact on the health of the planet. To support our vision for a powerful, inclusive environmental movement focused on climate solutions, conservation, and movement building, we give special consideration to charitable programs that reinforce and advance these imperatives.

Audubon's mission is to conserve and restore natural ecosystems, focusing on birds, other wildlife, and their habitats for the benefit of humanity and the earth's biological diversity.

From the Arctic to the Gulf of Mexico to the halls of Congress, Ocean Conservancy educates and empowers people to take action on behalf of the ocean. We make ocean issues accessible and engaging, bringing science, political action and communications together to condition the social climate for change and protect the ocean for future generations.

To protect and enhance America's National Park System for present and future generations.

Providing for Yosemite's future is our passion. Yosemite Conservancy is the only philanthropic organization dedicated exclusively to the protection and preservation of Yosemite National Park. We inspire people to support projects and programs that preserve and protect Yosemite National Park's resources and enrich the visitor experience. With the support of our donors, we have completed nearly 500 projects providing more than $90 million in support to Yosemite. We are committed to creating unique opportunities for people to connect with the park, through restoring hiking trails and iconic lookouts, providing outdoor education and volunteer programs.

We believe to ensure a life-giving future for Earth and all her beings, it is imperative that we work toward a global recognition and advocacy for Earth Rights with Nature Consciousness at the core of our activism. As a Nature Evolutionary there is an understanding that we as humans are also a part of nature and when we are in right relationship with Earth and all her beings a co-creative partnership is possible.Aspiring to this co-creative partnership, our mission is to help grow the recognition, respect, depth and understanding of Nature Consciousness through education, healing, creative expression, ceremony, and nature stewardship. Hand in hand with promoting awareness of our inherent relationship with nature, is helping people unite this awareness with daily and social action.

Outdoor Afro celebrates and inspires Black connections and leadership in nature. Our national not-for-profit organization reconnects Black people to our lands, water, and wildlife through outdoor education, recreation, and conservation. Some examples of Outdoor Afro’s year-round activities range from fishing, hiking, biking, kayaking, gardening, skiing, and more.

Environmental Defense Fund is a leading national nonprofit organization representing more than 700,000 members. Since 1967, we have linked science, economics and law to create innovative, equitable and cost-effective solutions to society's most urgent environmental problems. Environmental Defense Fund is dedicated to protecting the environmental rights of all people, including future generations. Among these rights are access to clean air and water, healthy and nourishing food, and flourishing ecosystems. Guided by science, Environmental Defense Fund evaluates environmental problems and works to create and advocate solutions that win lasting political, economic and social support because they are nonpartisan, cost-efficient and fair. Environmental Defense Fund believes that a sustainable environment will require economic and social systems that are equitable and just. We affirm our commitment to the environmental rights of the poor and people of color. As an American organization, Environmental Defense Fund will always pay special attention to American environmental problems and to America's role in both causing and solving global environmental problems.

OUR PURPOSETo cultivate an environmentally conscious and responsible publicOUR VISIONThat people’s everyday actions are guided by an understanding and concern for the well-being of people and the planetOUR MISSIONTo make the environment more accessible, relatable, relevant, and connected to the daily lives of all Americans

The National Park Foundation, in partnership with the National Park Service, enriches America’s national parks and programs through private support, safeguarding our heritage and inspiring generations of national park enthusiasts. NPF programs fund park conservation and restoration efforts, foster youth engagement, promote citizenship and preserve history in the places where it happened.

Catoctin Land Trust collaborates with private landowners who want to voluntarily protect and preserve their land through conservation easements.

Florida House Institute: Investing in a future by design We will inspire education and community decision-making utilizing a whole systems model to create a sustainable future by design.