Science

Seeks to protect and enhance the ecological systems of the North Coast of San Luis Obispo County through land acquisition and management, public education and advocacy.

Working to preserve open space in Contra Costa County, California for agriculture, recreation and natural habitat protection. Includes calendar of events, maps, membership information, and contact details.

A community-based organization advocating the protection and preservation of environmental integrity in the San Francisco Bay Area.

Over 42,000 acres of foothill and bay land preserves between the San Francisco Bay and the Santa Cruz Mountains. All are accessible 365 days a year free of charge.

Established in 1900, the purpose of Sempervirens Fund is to preserve and protect the natural character of California's Santa Cruz Mountains and to encourage appropriate public enjoyment of this environment.

Non profit preserving farmland in Marin County,California. Check popular series of Hikes and Tours on private, otherwise unaccessible, farms.

Private, non-profit land conservancy dedicated to preserving the San Francisco Peninsula. Includes organization information, key properties, newsletter, and contact information.

San Francisco Bay Area citizens non-profit organization. Mission is to secure through acquisition, protection and preservation, the open space necessary to support the full range of biological diversity and to insure the integrity of Mount Diablo's natural beauty.

Educational tour and interactive site with photos and sounds of birds, wildlife, and landscapes.

A working conservation district dedicated to enhancing and maintaining the natural resources in the district.

Group has practiced its approach to conserving California's redwood forest land since 1918. Buys land from willing sellers using private donations, and donate this land to one of the California Redwood State Parks, other public park or preserve.

A forum to furnish landowners with the latest information and provide educational material for their use in the management of their property.

Includes project descriptions, FAQs, news, links, options for giving, and contact information.

Private, non-profit membership supported conservation group working to acquire, conserve and enhance land in support of a balanced and healthy environment.

Since 1976 the organization has permanently protected more than 11,000 acres through working directly with willing landowners who act voluntarily to keep their lands intact.

Mission is to protect for public benefit lands in Monterey County which are significant as natural habitat, open space, agricultural, watershed and recreational property.

Projects, outings, staff and board, news, and membership details.

Preserving natural open space on the Palos Verdes Peninsula.

In cooperation with public and private interests, protects and manages lands of significant natural resource, agricultural, cultural and open space value.

Works to preserve, protect and enhance the natural, scenic, recreational, cultural, historic and open space environment of Pacifica and the surrounding community.

Creating a continuous 550+-mile trail for hikers, mountain bicyclists, and equestrians along the ridgelines overlooking San Francisco Bay.

Antelope Valley Conservancy is a nonprofit local land trust that provides services to implement land conservation in the southern Mojave Desert and mitigation land banks in the Lancaster and Palmdale area of California.

Protects the Mojave Desert ecosystem and its scenic and cultural resources.