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The Alaska Conservation Foundation protects Alaska’s natural environment and the diverse cultures and ways of life it sustains. We do this by promoting conservation philanthropy and by strategically directing resources to conservation leaders, organizations, and initiatives.

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.

Marine Conservation Institute is a leader in the global movement to protect and recover the integrity of vast ocean areas. We use the latest science to identify important marine ecosystems around the world, and then advocate for their protection, for us and future generations.

The American Forest Foundation works on-the-ground with families, teachers, and elected officials to promote stewardship and protect our nation's forest heritage.

The mission of the Adirondack Council is to ensure the ecological integrity and wild character of the Adirondack Park. We envision an Adirondack Park composed of large core wilderness areas, connected to working farms and forests, and augmented by vibrant communities, all within a diverse mosaic of biologically intact landscapes.

Acterra's mission is to bring people together to create local solutions for a healthy planet.

To conserve and restore America's whitewater resources and to enhance opportunities to enjoy them safely.American Whitewater focuses on project within the United States.

Friends of the Earth is an advocacy organization dedicated to protecting the environment, human communities, and healthy life on our planet. We are the U.S. voice of an international network in 76 countries across five continents. For more than 40 years, Friends of the Earth has been the leader in aggressively confronting the root causes of climate change, in stopping wasteful government handouts to polluting industries, and in stemming damaging corporate exploitation that places profit above human and environmental wellbeing. Friends of the Earth promotes clean and sustainable energy, fair solutions to the climate crisis, responsible use of technology, and protection of the earth’s natural treasures.

Audubon Canyon Ranch protects nature through  land preservation, environmental education and conservation science

The California State Parks Foundation is a non-profit membership organization dedicated to protecting, enhancing and advocating for California’s 280 state parks.

Our mission is to catalyze a global solution to the climate crisis by making urgent action a necessity across every sector of society.

Through our annual "Denver Digs Trees" program, we distribute and plant more than 1,000 public trees each spring. Many of these trees are planted in Denver's most underserved neighborhoods. Our volunteer "Community Forester" program trains citizens to act as stewards over Denver's urban forest. The Park People manages Denver's Gates Tennis Center -- one of the country's premier public tennis facilities. We also raise private funds for public park projects, including building renovation, landscape projects, and historic preservation of park structures.