MASSACHUSETTS
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| Acton Conservation Trust | The Acton Conservation Trust (ACT) is a private, non-profit organization dedicated to the protection and preservation of Acton's open space through land acquisitions, conservation restrictions, and public policy changes. |
| Andover Trails Committee | The Andover Trails Committee is a committee of Andover citizens who wish to preserve Andover's outdoor resources for walking and other forms of gentle recreation. |
| Andover Village Improvement Society | The Andover Village Improvement Society is a non-profit conservation society dedicated to acquiring land and preserving it in its natural state. AVIS is involved in preserving open spaces, woodlands, and wetlands in Andover Massachusetts |
| The Arlington Land Trust is a community-based nonprofit organization established in 2000 to protect undeveloped land in Arlington. |
| Ashburnham Conservation Trust | The Ashburnham Conservation Trust identifies and preserves natural areas, yet at the same time encourages responsible growth. We offer important information to assist land owners in understanding their options enabling them to plan for the future of their family lands. A major component of the Ashburnham Conservation Trust is involving the community with outreach and education.
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| Association for the Preservation of Cape Cod | The Association for the Preservation of Cape Cod is a nonprofit corporation working for the preservation of natural resources on Cape Cod through advocacy, public education, publications, and scientific research. |
| Attleboro Land Trust | The Attleboro Land Trust is a nonprofit volunteer organization working to acquire land for conservation purposes in the Attleboro area.
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| Barnstable Land Trust | The Barnstable Land Trust is a nonprofit citizens' conservation organization working to hold valuable open space in its natural state for the benefit of the community. |
| Bay Circuit Alliance | The Bay Circuit Alliance is an organization working to create a permanent recreation trail corridor linking the parks and open spaces surrounding Metropolitan Boston. |
| Berkshire Natural Resources Council | Berkshire Natural Resources Council is a land conservation and environmental advocacy group working throughout the Berkshires in Massachusetts to preserve threatened lands. The Council places special emphasis on protecting Berkshire's "working landscape" - the great farms, forests, streams and mountains which define our region's distinct character and provide multiple economic, recreational and scenic benefits to the public. |
| Bolton Conservation Trust | The Bolton Conservation Trust is a private nonprofit corporation working to promote the preservation of the rural character of the town of Bolton. |
| Boston GreenSpace Alliance | Founded in 1984, Boston GreenSpace Alliance is a private, nonprofit organization dedicated to the protection, creation, care and use of Boston¨[[[[[¨[[[\¨[[Z¨[[¨[Vs parks and open spaces. |
| Boston Natural Areas Network | Boston Natural Areas Network, organized in 1977, works to preserve, expand and improve urban open space through community organizing, acquisition, ownership, programming, development and management of special kinds of urban land - Urban Wilds, Greenways and Community Gardens. |
| Boxborough Conservation Trust | The Boxborough Conservation Trust (BCT) is a private, nonprofit, tax-exempt land trust formed in 1998 to protect Boxborough's open land for conservation, recreation, and other public benefit. The BCT may acquire land through land donation and purchase, hold negotiated conservation easements, and provide stewardship of protected land. |
| Cape Cod Commission | The Cape Cod Commission was established as a regional planning and regulatory agency to prepare and implement a regional land use policy plan for all of Cape Cod, review and regulate Developments of Regional Impact, and recommend designation of certain areas as Districts of Critical Planning Concern. |
| Cape Cod Conservation District | The Cape Cod Conservation District offers free technical assistance on conservation plans to land owners in Barnstable County, provides soil maps, helps coordinate environmental projects with town and land users, does demonstration projects, provides educational materials to schools, and runs workshops on various environmental topics. |
| Carlisle Conservation Foundation | The Carlisle Conservation Foundation tries to proactively target and protect those open spaces that are most important to the town. We try to plan in advance and work with land owners of significant or important tracts of land to arrive at a beneficial solution for both the land owner and the town. |
| Charlton Heritage Preservation Trust | Charlton Heritage Preservation Trust (CHPT) was formed to protect the natural beauties and rural character within the town of Charlton, Massachusetts. |
| Coalition for Buzzards Bay | The Coalition for Buzzards Bay is a membership supported nonprofit organization dedicated to the restoration, protection and sustainable use and enjoyment of our irreplaceable bay and its watershed. |
| Community Land Trust in the Southern Berkshires | Through local self-reliance, a non-profit organizational structure, and full community participation, the Community Land Trust (CLT) brings housing and business costs down, and makes land use planning a local community-based endeavor in the Southern Berkshires of Massachusetts. |
| Compact of Cape Cod Conservation Trusts, Inc. | The Compact of Cape Cod Conservation Trusts, Inc., is a private, non-profit organization formed in 1986 to provide professional assistance to a small group of private land trusts working to acquire and protect land on the lower Cape. Today, The Compact represents 22 land trusts and is the only organization operating Cape-wide to assist the land trust community in acquiring and managing significant natural areas as a protected open space system. |
| Concord Land Conservation Trust | The Concord Land Conservation Trust works to keep Concord looking and feeling like Concord. Since its inception in 1959, the Land Trust has acquired over 800 acres and holds conservation restrictions on an additional 225. |
| Dartmouth Natural Resources Trust | Dartmouth Natural Resources Trust (DNRT) is a non-profit, member supported land trust which has protected over 4,000 acres in Dartmouth since its inception in 1971. |
| Duxbury Rural and Historical Society | The Duxbury Rural and Historical Society has led conservation and preservation efforts in Duxbury since its founding 1883. |
| Environmental League of Massachusetts | The Environmental League of Massachusetts is an independent member-based nonprofit dedicated to protecting the air, water and land of the Commonwealth through research, advocacy and communication. |
| Essex County Greenbelt Association | The Essex County Greenbelt Association is a nonprofit land trust dedicated to preserving the open space heritage of Essex County. |
| Essex County Trail Association | The Essex County Trail Association is dedicated to the preservation and maintenance of open trails in the towns of Hamilton, Wenham, Ipswich, Topsfield, and Essex for the purpose of passive recreation and the benefit of the environment. |
| Friends of Boston Harbor Islands | Friends of Boston Harbor Islands is a nonprofit educational organization which encourages public use of the islands, balanced with the need to protect this fragile ecosystem and historic environment. |
| Friends of Hemlock Gorge | Friends of Hemlock Gorge is a community organization dedicated to preserving and improving Hemlock Gorge, a 23-arcre reservation along the Charles River. |
| Friends of Lynn Woods | Friends of Lynn Woods is an organization working to protect the Woods from development and exploitation, and maintain the Woods as a natural and unspoiled forest preserve. |
| Friends of Middlesex Fells | The all-volunteer Friends of the Middlesex Fells Reservation exist to protect and preserve the natural and historic resources of the Fells. |
| Friends of the Blue Hills | The Friends of the Blue Hills was created to restore, preserve and protect approximately 8,000 acres of the Historic Blue Hills and Neponset River Reservations. |
| Grafton Land Trust | The Grafton Land Trust is a private, nonprofit organization dedicated to the conservation of open space for the use of present and future generations of Grafton, Massachusetts and surrounding areas. |
| Greater Worcester Land Trust | The Greater Worcester Land Trust is a nonprofit organization working to preserve quality open space in the Greater Worcester area. |
| Green Futures | Green Futures is a non-profit educational and advocacy organization made up of women and men who share a common concern for the protection of their environment as well as the economic viability of the communities in which they live. |
| Groton Conservation Trust | The Groton Conservation Trust is a private nonprofit land trust working to acquire, preserve and provide public access to lands with significant conservation value. |
| Hampden Land Project | The Hampden Land Project is a non-profit organization dedicated to the permanent protection of critical areas of open space. We act as a resource for information about conservation options, working closely with local, state and federal agencies and land trusts. |
| Harvard Conservation Trust | The Harvard Conservation Trust is a non-profit organization that preserves and supports important environmental, historical, and recreational properties in the town of Harvard, Massachusetts. |
| Historic Deerfield | Historic Deerfield is a museum of New England history and art within the carefully preserved Western Massachusetts village of Deerfield. |
| Hopkinton Area Land Trust | The Hopkinton Area Land Trust (HALT) is a non-profit conservation organization directly involved in helping to protect natural, scenic, recreational, agricultural, historic and cultural property. |
| Housatonic Valley Association | The Housatonic Valley Association is a nonprofit citizens' environmental group dedicated to protecting the Housatonic River and its watershed. |
| Lancaster Land Trust | The Lancaster Land Trust was incorporated in 1997 by a group of citizens concerned with preserving scenic vistas and open space for outdoor recreation and wildlife habitat, and keeping the rural character of the town. |
| Lincoln Institute of Land Policy | The Lincoln Institute of Land Policy is a nonprofit and tax-exempt educational institution established in 1974. Its mission as a school is to study and teach land policy, including land economics and land taxation. |
| Lincoln Land Conservation Trust | The Lincoln Land Conservation Trust LLCT was established in 1957 for the purpose of maintaining the rural character of the community by holding land in trust for the benefit of the townspeople. The LLCT buys, holds and manages land and engages in active conservation and education activities. |
| Littleton Conservation Trust | |
| Lowell Parks and Conservation Trust | Lowell Parks and Conservation Trust is a private nonprofit land trust dedicated to preserving the city's riverways and open space. |
| McLean Open Space Alliance | McLean Open Space Alliance is a nonprofit organization advocating for the preservation and protection of the natural and historic resources and open space of the McLean Hospital property, to benefit present and future citizens of Belmont and the surrounding communities. |
| Martha's Vineyard Land Bank | Martha's Vineyard Land Bank Commission properties are reserved for wildlife while others are used for agriculture, hunting and/or many other types of conservation uses. |
| Massachusetts Association of Conservation Commissions | MACC is a private, non-profit 501(c)(3) organization incorporated in the Commonwealth. Our mission today continues to be education of and support for Conservation Commissions. |
| Massachusetts Audubon Society | The Massachusetts Audubon Society is the largest conservation organization in New England working to preserve the natural world through conservation, education and environmental advocacy. |
| Massachusetts Land Trust Coalition | The Massachusetts Land Trust Coalition is an informal association of land trusts and conservation organizations in Massachusetts, working to increase their effectiveness with the legislature and government agencies. |
| Massachusetts Rural Development Council | The Massachusetts Rural Development Council, a nonprofit corporation, is committed to securing the future of rural Massachusetts by building enduring public/private sector partnerships. |
| MassPIRG | MassPIRG (Massachusetts Public Interest Research Group) is a nonprofit, non-partisan organization dedicated to serving as a watchdog for the state's citizens and environment. |
| Maxwell Conservation Trust | Maxwell Conservation Trust was established in 1998 by two, long-time area residents who saw a need for a local conservation trust to help preserve open space and the quality of life that so many have come to enjoy in Scituate. (The Trust is named after the founder's beloved golden retriever "Maxwell"). |
| Metacomet Land Trust | The Metacomet Land Trust is a non-profit conservation organization dedicated to the protection of open space and natural resources in the communities of South Central Massachusetts. |
| Mount Grace Land Conservation Trust | Mount Grace Land Conservation Trust protects significant natural, agricultural, and scenic areas and encourages land stewardship in North Central and Western Massachusetts for the benefit of the environment, the economy and future generations. |
| Nantucket Conservation Foundation | Nantucket Conservation Foundation is a nonprofit organization working for the preservation of Nantucket's character by permanently conserving, maintaining and managing natural areas and habitat and to encourage an appreciation of and interest in the Island's natural resources. |
| Nantucket Land Bank Commission | Nantucket Land Bank Commission is a five-member elected board working to acquire open space for public use. |
| Nantucket Land Council | Since 1974 the Nantucket Land Council, Inc. (NLC) has cleared title to hundreds of acres in the Middle Moors, Plains and Smooth Hummocks and transferred the land to the Land Bank or the Nantucket Conservation Foundation to manage. We negotiate with private owners to voluntarily restrict use of their land and preserve conservation values. |
| Nantucket Planning and Economic Development Commission | Nantucket Planning and Economic Development Commission is a 12-member commission authorized by the State legislature to plan for the orderly and coordinated development and protection of the physical, social and economic resources of the Island of Nantucket. |
| Nashoba Conservation Trust | Nashoba Conservation Trust is a nonprofit organization working to acquire and preserve natural resources and wildlife areas, preserve and protect historic sites and educate the public about the wise use of natural resources. |
| Natural Resources Trust of Bridgewater | The Natural Resources Trust of Bridgewater is a citizen-formed land trust to promote the conservation of land in Bridgewater and adjoining communities. |
| Natural Resources Trust of Easton | The Natural Resources Trust of Easton is a nonprofit land trust working to protect the natural environment through land preservation, education, and cooperation with other organizations. |
| Natural Resources Trust of Mansfield | The Natural Resources Trust of Mansfield, Inc. was established in 1971. We are a non-profit organization chartered to acquire and preserve natural resources for use and enjoyment by present and future generations. |
| Newton Conservators | The Newton Conservators, Inc. is a local organization that promotes the protection and preservation of natural areas, including parks, park lands, playgrounds, forests and streams, which are open or may be converted to open spaces for the enjoyment and benefit of the people of Newton for scientific study, education, and recreation. |
| Opacum Land Trust | Opacum Land Trust, Inc. is a regional, all volunteer organization formed in 2000 to protect natural and cultural resources in South Central Massachusetts. |
| Orenda Wildlife Trust | Orenda Wildlife Land Trust is a private nonprofit land trust working to preserve and protect open space for wildlife habitat. Orenda currently manages 14 wildlife sanctuaries totaling 330 acres, the majority of which are located on Cape Cod and southeastern Massachusetts. |
| Pascommuck Conservation Trust | The Pascommuck Conservation Trust is a local, non-profit organization, which protects important land and other natural resources in Easthampton for the public benefit. |
| Rochester Land Trust | The Rochester Land Trust, Inc. is a non-profit organization dedicated to land conservation, the preservation of Rochester's rural character, the permanent conservation of open space, and the education of its citizens in the protection of the town's natural resources. |
| Rural Land Foundation | The Rural Land Foundation (RLF) is one of three major conservation-oriented groups in Lincoln. It is dedicated to maintaining Lincoln's heritage. |
| Sheffield Land Trust | The Sheffield Land Trust is a non-profit membership organization that protects land primarily through private action. Established in 1989, the Land Trust today holds conservation restrictions throughout Sheffield and is active in diverse projects, from creating wetlands preserves and conducting vegetation studies, to annual river clean-ups. |
| Sheriff's Meadow Foundation | The Mission of Sheriff's Meadow Foundation is to conserve, administer and manage natural habitats for wildlife, and all other lands that represent the beautiful rural, natural character of Martha's Vineyard. The Foundation's properties represent all the major Vineyard habitats and many of the parcels add to or connect existing conservation land. |
| Sierra Club, Massachusetts Chapter | The Sierra Club is a nonprofit member-supported, public interest organization that promotes conservation of the natural environment by influencing public policy decisions. |
| South End Lower Roxbury Open Space Land Trust | The South End/Lower Roxbury Open Space Land Trust (SELROSLT) is a community based organization formed to protect, own, improve and maintain community gardens and pocket parks. The Land Trust is dedicated to preserving urban open space in perpetuity for the public benefit. |
| Southborough Open Land Foundation | Southborough Open Land Foundation is a nonprofit citizen's group working to protect open land in Southborough. |
| Sportsmens Land Trust | The goals of the Sportsmen¨[[[U¨[[[bs Land Trust (included in our bylaws) are to:Preserve open space and wildlife habitat, Provide sportsmen with permanent access for hunting and fishing, |
| Stow Conservation Trust | The Stow Conservation Trust (SCT), located in Stow, Massachusetts, is a 501 (c) (3) non-profit organization. Our purpose is to assist in and promote the preservation and conservation of land in Stow. |
| Sudbury Valley Trustees, Inc | Sudbury Valley Trustees is a voluntary association of individuals, families, and businesses committed to protecting wildlife habitat and the ecological integrity of the Sudbury, Assabet, and Concord. |
| The mission of the Truro Conservation Trust is to help preserve the rural character of the Town of Truro outside the Cape Cod National Seashore. This mission is accomplished by acquiring undeveloped land through donation or purchase. The Trust currently owns 250 acres outright, and holds a conservation restriction on another four acres. |
| Valley Land Fund | Valley Land Fund is a regional land trust serving Hampden, Hampshire,and Franklin Counties, working cooperatively with smaller and larger conservation organizations, towns, neighborhood groups, and state agencies to protect the special places of the Connecticut River Valley. and surrounding hills. |
| Vineyard Conservation Society | Vineyard Conservation Society is a local member-supported nonprofit organization dedicated to protecting the environment of Martha's Vineyard through land conservation, education and advocacy. |
| Vineyard Open Land Foundation | Vineyard Open Land Foundation is a nonprofit organization working to preserve the natural beauty and rural character of Martha's Vineyard. |
| Walden Woods Project | The mission of the Walden Woods Project is two-fold: to protect land of ecological and historic significance surrounding Walden Pond, the famed retreat of author/philosopher Henry D. Thoreau; and to support the Thoreau Institute at Walden Woods and its educational initiatives related to the study of the environment and the humanities. |
| Waltham Land Trust | Waltham Land Trust is a private, non-profit Massachusetts corporation dedicated to preserving open space in Waltham. Waltham Land Trust is a 501(c)(3) charitable corporation. |
| Wareham Land Trust | The Wareham Land Trust is a private, non-profit organization dedicated to protecting and conserving Wareham's open space and natural resources. |
| West Boylston Land Trust | The West Boylston Land Trust is a non-profit land conservation organization established in March 2000. It is dedicated to the preservation of the natural beauty and rural character of the Town of West Boylston. |
| Westborough Community Land Trust | The Westborough Community Land Trust is the driving body behind the construction of the Charm Bracelet trail system. The Charm Bracelet is network of footpaths linking Westborough's preserved open space, wildlife corridors, recreation areas, and neighborhoods. |
| Westford Conservation Trust | The Westford Conservation Trust is a private, non-governmental organization incorporated in 1984 under the laws of the commonwealth of Massachusetts and is empowered to buy or hold donated land. |
| Weston Forest and Trail Association, Inc. | The Weston Forest and Trail Association, Inc., is a non-profit organization founded to maintain open space and promote the development of all of Weston's conservation land with trails for walking, horseback riding, and cross-country skiing. |
| Weston Land Trust | The Weston Land Trust supports and shares the intents and goals of the Community Preservation Act, which concern investing in the preservation of historic buildings and landscapes, encouraging diversity of housing options and the expansion of affordable housing, and acquiring and conserving open lands for public enjoyment. |
| White Oak Land Conservation Society | White Oak Land Conservation Society was founded in 1978 to preserve land as open space in Holden and the surrounding region. We acquire land by donation or purchase, or preserve land by holding the right to development (known as a Conservation Restriction). |
| Wildlands Trust of Southeastern Massachusetts | The Wildlands Trust of Southeastern Massachusetts works to conserve land in Plymouth County and in the Taunton River watershed. |
| Williamstown Rural Lands Foundation | Since 1986, the Williamstown Rural Lands Foundation have been working to preserve the natural environment and promote the appreciation of natural resources in the town of Williamstown and surrounding area. |
NEW ENGLAND/NORTHEAST
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| Appalachian Mountain Club | The Appalachian Mountain Club is a nonprofit outdoor recreation organization which promotes the wise use of the mountains, rivers and trails of the Northeastern United States. |
| Conservation Law Foundation of New England | The Conservation Law Foundation is a regional environmental advocacy organization working on the most significant threats to the natural environment of New England and to the health of its residents. |
| Earth Share of New England | Earth Share of New England (formerly the Environmental Federation of New England) is a coalition of organizations working to protect and preserve natural resources and public health in New England. |
| Environmental Federation of New England | The Environmental Federation of New England is a coalition of environmental nonprofits based in new England. |
| Institute for Cultural Landscape Studies of The Arnold Arboretum | The Institute for Cultural Landscape Studies is for citizens, professionals, scholars, and students interested in historic preservation, natural areas conservation, and land use planning. |
| Massachusetts/Connecticut Clean Water Action | Massachusetts/Connecticut Clean Water Action is a citizens' organization working for clean, safe and affordable water, prevention of health-threatening pollution, creation of environmentally-safe jobs, and business, and empowerment of people to make democracy work. |
| New England Grassroots Environment Fund | The New England Grassroots Environment Fund (NEGEF) is a small grants program designed to foster and give voice to grassroots environmental initiatives in Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, and Vermont. |
| New England LAND-LINK | New England LAND-LINK (NELL) helps farmers and landholders locate and transfer farms throughout the six New England states. Program staff work and link with technical assistance providers in each New England state to provide customized support services and information. |
| Sweet Water Trust | Sweet Water Trust's goal is to establish, enlarge, connect and restore core wild areas throughout New England and upstate New York. |
NATIONAL
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| American Land Conservancy | Dedicated to the preservation of land and water as enduring public resources, to protect and enhance our nation's natural, ecological, historical, recreational and scenic heritage. |
| American Nature Study Society | American Nature Study Society is the country's oldest environmental education organization sponsoring workshops, publications, field trips and conferences |
| Appalachian Trail Conference | The Appalachian Trail Conference is a volunteer-centered nonprofit which maintains the 2,160-mile Appalachian Trail footpath from Maine to Georgia and helps manage the lands that protect it. |
| Center for Environmental Citizenship | The Center for Environmental Citizenship is a national nonpartisan organization working to encourage college students to be environmental citizens. |
| Center for Environmental Management of Military Lands | The Center for Environmental Management of Military Lands (CEMML). assists military planners, trainers, and land managers in the maintenance of healthy, diverse ecosystems to support sustained, realistic training and testing exercises. |
| Conservation Fund | The Conservation Fund works with government agencies, corporations, foundations and willing landowners to protect our nation¨[[U¨[[bs outdoor heritage ¨[[[C wildlife habitat, forestlands, recreation areas, open spaces, working landscapes and historic places. |
| Conservation Land Group | Conservation Land Group (CLG) specializes in structuring and completing land conservation transactions between private landowners, non-profit organizations and public agencies. |
| Conservation Leaders Network | The Conservation Leaders Network works to provide support to county commissioners and other local elected decision makers as they work to conserve our natural resources. |
| Conservation Partners | Conservation Partners is a real estate brokerage and consulting firm committed to managing transactions that preserve land for the public benefit. Conservation Partners has closed over 100 conservation transactions that have resulted in the preservation of tens of thousands of acres. |
| Defenders of Wildlife | Defenders of Wildlife is an organization working to the protect all native wild animals and plants in their natural communities through education, litigation, research, legislation, and advocacy. |
| Ducks Unlimited | Ducks Unlimited recognizes the recreational, economic, and cultural significance of hunting in North America and affirms the leadership role that hunters play in the conservation of the continent¡¯s wildlife habitats. |
| Environmental Defense Fund | The Environmental Defense Fund is a nonprofit environmental advocacy group working on a broad range of regional, national and international environmental issues. |
| Environmental Institute | The Environmental Institute of Umass, Amherst provides public agencies and private industries with a central access point to the campus's environmental research expertise, coordinates professional training courses on environmental topics, and negotiates cooperative research and training with public environmental agencies. |
| Environmental Working Group | The Environmental Working Group provides information and policy analysis to the general public, environmental organizations and public interest groups who are campaigning to protect the environment. |
| Equestrian Land Conservation Resource | Non-profit organization founded to promote national awareness of the importance of land conservation for equestrian sports and activity. Guide, directors, council, calendar of events, library, equestrian partners, contact, and links. |
| Forest Conservation Council | Forest Conservation Council's mission is to protect and restore the native biological diversity of forests and woodlands throughout the United States. |
| Forest Trust | A land trust and stewardship organization in the American Southwest serving foresters, forest-dependent rural communities and businesses, policy makers, and public agencies with research and education on sustainable forestry. |
| Great Outdoors Conservancy | The mission of The Great Outdoors Conservancy includes the protection of land through outright acquisition, whether by donation or purchase. |
| Habitat Trust | The Habitat Trust is a land trust and conservation project of Social and Environmental Entrepreneurs (S.E.E. Inc.). The lands that The Habitat Trust acquire and manage are not ¨U¨creserved¨U¨d or ¨U¨cpreserved¨U¨d for people, but are primarily protected for Nature and the biotic or aquatic processes for plants and animals. |
| Land and Water Conservation Fund | The Land and Water Conservation Fund provides matching grants to States and local governments for the acquisition and development of public outdoor recreation areas and facilities. |
| Land Tenure Center | The Land Tenure Center's North American Program is designed to survey the needs and priorities of North Americans regarding land and natural resource tenure. The primary goal of the North American Program is to promote citizen participation through collaboration and participatory research. |
| Land Trust Alliance | The Land Trust Alliance is an umbrella organization for local, state and regional land trusts, providing them with the leadership and resources they need to promote land conservation. |
| League of Conservation Voters | The League of Conservation Voters is a national bipartisan environmental organization dedicated to electing a pro-environment majority to Congress. |
| Lincoln Institute of Land Policy | The Lincoln Institute of Land Policy is a nonprofit and tax-exempt educational institution. Its mission as a school is to study and teach land policy, including land economics and land taxation. |
| National Association of Conservation Districts | The National Association of Conservation Districts is a nongovernmental, nonprofit organization that works to advocate for and empower the nation's conservation districts to facilitate the harmonious use of our natural resources. |
| National Audobon Society | The National Audubon Society is a conservation organization focusing on ecosystems for birds and other wildlife. |
| National Fish and Wildlife Foundation | The National Fish and Wildlife Foundation is a private nonprofit organization, established by Congress, dedicated to the conservation of fish, wildlife and plants, and the habitat on which they depend. |
| National Geographic Society | The National Geographic Society is the largest nonprofit scientific and educational organization in the world for the increase of geographical knowledge. |
| National Land Institute | The mission of the Natural Land Institute is to preserve natural areas and natural diversity though a comprehensive program of land protection, stewardship, research, education, and advocacy. |
| National Park Trust | The National Park Trust is a land conservancy organization dedicated to preserving and protecting America's national parks. |
| National Parks and Conservation Association | The National Parks and Conservation Association is America's only private nonprofit citizen organization dedicated to protecting national parks. |
| National Recreation and Park Association | The National Recreation and Park Association is an organization dedicated to advancing parks, recreation and environmental conservation efforts to enhance the quality of life for all people. |
| National Wildlife Federation | The National Wildlife Federation is the nation's largest member supported conservation group working to protect wildlife and other natural resources. |
| Natural Resources Defense Council | The Natural Resources Defense Council uses law, science and nationwide member support to protect the planet's wildlife and wild places and to ensure a safe and healthy environment for all living things. |
| Nature Conservancy | The Nature Conservancy is a conservation organization that preserves habitats and species through operating the largest private system of nature sanctuaries in the world. |
| North American Association for Environmental Education | North American Association for Environmental Education is a network of professionals and students working in the field of environmental education throughout North America and around the world. |
| Orion Society | The Orion Society is a nonprofit environmental education organization, publisher, and communications and support network for grassroots environmental and community organizations across North America. |
| Rails-to-Trails Conservancy | Rails-to-Trails Conservancy is a nonprofit organization dedicated to enriching America's communities and countryside by creating a nationwide network of public trails from former rail lines and connecting corridors. |
| Renew America | Renew America is a nonprofit organization that coordinates a network of community and environmental groups, business, government leaders and civic activists to exchange ideas and expertise for improving the environment. |
| Republicans for Environmental Protection | Republicans for Environmental Protection was formed to resurrect the GOP's great conservation tradition and to restore natural resource conservation and sound environmental protection as fundamental elements of the Republican Party's vision for America. |
| Scenic America | Scenic America is a national organization dedicated to preserving and enhancing the scenic character of America's communities and countryside. |
| Smart Communities Network | One of core missions of the Smart Communities Network is to make sure the nation has ample supplies of clean, affordable energy. America's energy future is being built neighborhood by neighborhood. The DOE's research and development programs are producing cutting-edge technologies that can play an integral role in your community's sustainable development efforts |
| Trust for Public Land | The Trust for Public Land is the only national nonprofit working exclusively to protect land for human enjoyment and well-being. |
| Wilderness Society | The Wilderness Society is a nonprofit organization devoted to preserving wilderness and wildlife, protecting America's prime forests, parks, rivers, deserts and shorelands and fostering an American land ethic. |
| Wildlands Project | The Wildlands Project is a group of conservation biologists and citizen conservation activists working to protect and restore the natural heritage of North America through the establishment of a connected system of wildlands reserves. |
| Wildlife Land Trust | Wildlife Land Trust works with landowners worldwide to protect wild animals by permanently protecting their natural habitats. Lands protected by the Trust provide wild animals with a safe and nurturing environment, free from harmful human interference. |