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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.

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.

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.

The Trust for Public Land conserves land for people to enjoy as parks, gardens, and natural places, ensuring livable communities for generations to come. Quality parks and green spaces are a fundamental requirement for sustaining healthy, equitable, resilient communities. That’s why we work alongside communities to create, protect, and advance the nature-rich places that are vital to human well-being. Explore our work below to learn more.

Building upon a strong foundation of science, partnership and field demonstration, CI empowers societies to responsibly and sustainably care for nature, our global biodiversity, for the well-being of humanity. We imagine a healthy, prosperous world in which societies are forever committed to caring for and valuing nature, for the long-term benefit of people and all life on Earth. At CI, we measure success in human terms. Our ultimate goal is to protect the most fundamental things that nature provides to all of us: our food, our fresh water, our livelihoods and a stable climate.

The mission of the Amazon Conservation Association is to unite science, innovation, and people to protect the western Amazon – the greatest wild forest on Earth. We envision a thriving Amazon that sustains the full diversity of life. Two decades in, we have protected over 8.15 million acres of rainforest; provided cutting-edge tools to government and forest users to protect their lands; empowered hundreds of indigenous communities to develop forest-friendly livelihoods; and hosted thousands of scientists pioneering innovative research at our three conservation hubs. We have made a difference.

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

CLCC's mission is to elevate and strengthen land conservation in Connecticut.

The Water Foundation’s mission is to create lasting water solutions for communities, economies, and the environment.

The Land Conservancy of Adams County is an accredited, member-supported, 501(c)3 nonprofit land trust dedicated to preserving the rural lands and character of Adams County, Pennsylvania.

The Mission of the Canton Land Conservation Trust is to acquire, preserve, and protect land of sceni

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.