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The mission of the American Littoral Society is to promote the study and conservation of marine life and habitat, protect the coast from harm, and empower others to do the same.

As the national voice for hikers, American Hiking Society helps preserve and protect the hiking trails and natural areas that hikers cherish and seek for exploration, exercise and education.

Founded in 1922, the AHS is among the oldest and most prestigious horticultural organizations in the United States. Our mission is to share the critical role of plants, gardens, and green spaces while helping to create healthy, livable communities and a sustainable planet.The AHS fulfills its mission through educational programming, The American Gardener magazine, Great American Gardeners Awards, Reciprocal Admissions Program, National Children & Youth Garden Symposium, Travel Study Program, and exemplary gardens at our national headquarters, River Farm. AHS work is national in scope.

American Conservation Experience (ACE) is a non-profit organization dedicated to providing rewarding environmental service opportunities that harness the idealism and energy of a volunteer labor force to help restore America’s public lands. ACE is grounded in the philosophy that cooperative labor on meaningful conservation projects fosters cross-cultural understanding and operates on the belief that challenging volunteer service unites people of all backgrounds in common cause.

We provide knowledge and inspiration, conservation and advocacy, and logistical support for the climbing community.

PARC remains vigilant to any efforts to re-start the Auburn Dam project, and is a member of the American River Coalition. Together we collaborate to educate elected officials, agencies and the public to the benefits of protecting the natural, scenic and recreational resources of the American River watershed.

To foster the creation, development, and expansion of community gardens throughout the US and Canada in order to improve people's quality of life through well-developed methods of social interaction, self-reliance, and healthy eating habits while at the same time reducing people's food budgets and neighborhood blight, and, finally, assisting community and economic development efforts by beautifying neighborhoods, producing nutritious food, conserving resources and creating opportunities for recreation, exercise, therapy and education.

The Surfrider Foundation is a non-profit, grassroots organization dedicated to the protection and enjoyment of our world’s oceans, waves and beaches through a powerful activist network. Founded in 1984 by a handful of visionary surfers in Malibu, California, the Surfrider Foundation now maintains more than 250,000 supporters, activists and members worldwide..

The Ocean Foundation (TOF) is a unique community foundation with a mission to support, strengthen, and promote those organizations dedicated to reversing the trend of destruction of ocean environments around the world. Our slogan is "Tell Us What You Want To Do For The Ocean, We Will Take Care Of The Rest." We work with a community of donors who care about the coasts and oceans. In this manner, we grow the financial resources available to support marine conservation in order to promote healthy ocean ecosystems and benefit the human communities that depend on them. We operate using a well-established business model (the community foundation) to serve donors and partners interested in marine conservation. TOF does this by increasing the capacity of conservation organizations, hosting projects and funds, and supporting those working to improve the health of ocean species globally. To do this, we raise millions of dollars each year to support marine conservation. These funds come from individuals, corporate donors, private foundations, and governments. We meet our mission through five lines of business: Fiscal Sponsorship Fund services, Field of Interest grantmaking Funds, green Resort Partnerships, Committee and Donor Advised Funds, and Consulting services.

DO GOOD. The Paul Walker Foundation is to serve as an enduring light of Paul's unique spirit, far-reaching goals, and spontaneous goodwill.

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 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.