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Since 1959, Raritan Headwaters Association (RHA) has focused on one thing clean water. We engage citizens and decision makers in the protection of our watershed and beyond through science, education, land preservation, and advocacy. Our vision is that everyone within our reach has access to safe, clean water that is swimmable, fishable, and above all, drinkable.

The Land Conservancy of New Jersey preserves land and water resources, conserves open space, and inspires and empowers individuals and communities to protect land and the environment.

The Great Swamp Watershed Association protects and improves the health of thePassaic River through science, education, land preservation and stewardship, and advocacy.

Barnstable Land Trust is a non-profit, member-supported conservation and land preservation organization. We acquire open space to protect the natural resources of the Town of Barnstable. BLT holds wildlife habitat, scenic views, wetlands, woodlands, sensitive watershed parcels, forest and other valuable open space in its natural state for the benefit of the community. Founded in 1983, BLT provides a private alternative for land preservation. As of May 2017, BLT has completed 156 land-saving initiatives and preserved 1,082 acres.

HHLT's Mission: To preserve and protect Harpswell’s natural resources, cultural heritage, and access to the outdoors now and forever through conservation, stewardship, and education.

Wellfleet Conservation Trust is an IRS approved 501(c) 3 non-profit organization established in 1984 to assist and promote the preservation of natural resources and rural character of the town of Wellfleet. Its mission is to conserve land in its natural state in perpetuity for enjoyment by current and future generations.

The mission of the Adirondack Land Trust is to forever conserve the forests, farmlands, waters and wild places that advance the quality of life of our communities and the ecological integrity of the Adirondacks.

Working to conserve the natural beauty, diverse wildlife habitats, water quality and outdoor recreation opportunities of the Thousand Islands region, for present and future generations.

To conserve land and water of special ecological, natural, agricultural, scenic, cultural and recreational significance in Blue Hill, Brooklin, Brooksville, Penobscot, Sedgwick and Surry, and to work to increase public understanding of the importance of land and water conservation

Great Works Regional Land Trust provides conservation options for landowners in the six southern Maine towns of Eliot, South Berwick, Berwick, North Berwick, Wells, and Ogunquit. A member supported, nonprofit organization, GWRLT’s mission is to conserve the value of our area’s natural, historic, agricultural, forestry, scenic, and recreational resources. GWRLT pursues this mission by holding property and conservation easements where these values are present and by promoting the need and importance of conservation through education and other related activities.

The Cape Elizabeth Land Trust (CELT) permanently conserves and provides stewardship for lands cherished by our community—from shorelands to marshes, from farmlands to woodlands—for the education, use, and enjoyment of this and future generations.

The Franklin Land Trust works to conserve farms, forests, wildlands, and other natural resources significant to the quality of the environment, economy and rural character of western Massachusetts.