Global grassroots movement to solve the climate crisis, provides online campaigns, grassroots organizing, and mass public actions are led from the bottom up by thousands of volunteer organizers in over 188 countries.
A non-profit environmental organization based in Ferndale, Michigan that seeks to help reduce the amount of unsolicited commercial mail delivered to homes throughout the United States and, with it, reductions in the use of natural resources.
Alliance for Climate Protection
Non-profit, nonpartisan organization, founded by former Vice President Al Gore, committed to educating the global community about the urgency of implementing comprehensive solutions to the climate crisis
Alliance for Justice
National association of environmental, civil rights, mental health, women’s, children’s and consumer advocacy organizations.
Alliance to Save Energy
Coalition consisting largely of industrial, technological, and energy corporations that support energy efficiency as a cost-effective energy resource under existing market conditions and advocates policies that minimize costs to society and individual consumers, and that lessen the impact of emissions.
American Bird Conservancy
Non-profit organization focusing on threats to birds in the western hemisphere—threats which include overuse of pesticides, urban sprawl, habitat destruction and invasive species.
American Council for an Energy-Efficient Economy
Dedicated to advancing energy efficiency as a means of promoting both economic prosperity and environmental protection.
American Farmland Trust
Organization founded to preserve farmland and ranch land in the US and to promote sustainable agricultural practices.
American Wind and Wildlife Institute
Non-profit organization that seeks to encourage the development of wind energy while preserving wildlife habitats that are at risk of being disrupted during the development of wind farms.
Animal Protection and Rescue League
Non-profit organization that works to document and expose cruelty inflicted on animals behind closed doors, particularly in factory farms.
Grassroots environmental organization seeking to bring people together to protect the land, air and water of central and southern Appalachia.
Coalition of labor, business, environmental, and community leaders working to catalyze a clean energy revolution that will put millions of Americans to work in a new generation of high-quality, green-collar jobs.
Bonneville Environmental Foundation
Non-profit organization that markets green power products to public utilities, businesses, government agencies and individuals.
A paradigm-shifting think tank committed to modernizing liberal thought for the 21st Century. Dedicated to accelerating the transition to a future where all the world’s inhabitants can enjoy secure, free, prosperous, and fulfilling lives on an ecologically vibrant planet.
Center for Biological Diversity
Non-profit membership organization based in Tucson, Arizona, known for its work protecting endangered species through legal action and scientific petitions.
Center for a New American Dream
Non-profit organization based in Takoma Park, Maryland, that promotes sustainable sustainable consumption.
Center for a Livable Future
Promotes policies to protect health, the environment and sustainable living.
Clean Water Network
Alliance of over 1000 organizations working to protect our nation’s water resources.
Committee for a Constructive Tomorrow
Conservative Washington DC based non-profit organization whose stated mission is to promote free market solutions to environmental problems.
American environmental non-profit with a dual charter to pursue both economic development and environmental preservation.
Promotes biodiversity conservation in endangered ecosystems worldwide.
Conservation Law Foundation
Environmental advocacy organization based in New England that works in four program areas: Clean Energy & Climate Change, Clean Water & Healthy Forests, Healthy Oceans and Smart Growth.
Provides information about energy efficiency, renewable energy and sustainable technology information and connections.
Defenders of Wildlife
Works to protect wild animals and plants in their natural communities.
Democracy for America
Grassroots powerhouse working to change our country and the Democratic Party by providing campaign training, organizing resources, and media exposure.
Works to protect wilderness through radical means.
Earth Island Institute
Provides organizational support in developing projects to protect the global environment.
Earth Policy Institute
Environmental organization based in Washington DC in the US that was founded by Lester R. Brown in 2001. Its goal is to provide a vision of what a sustainable economy will look like and a plan for how to get from here to there.
National federation that supports leading American environmental and conservation charities.
Earthjustice Legal Defense Fund
Strives to protect people and natural resources by enforcing and strengthening environmental laws (formerly the Sierra Club Legal Defense Fund).
The first and the leading Climate crisis community, uses an ECP calculator to help create carbon footprint profiles for its members.
Sponsors scientific field research to improve understanding of the planet and its inhabitants.
Conservation organization based in Porland, Oregon that works to foster prosperous communities along the West Coast of North America.
Energy Action Coalition
Non-profit organization made up of 50 partner organizations in the US and Canada that runs campaigns to build the youth and student clean energy movement and advocate for tangible changes on local, state, national and international levels.
Energy & Environmental Research Center (EERC)
Provides multidisciplinary research and development of innovative energy and environmental technologies for the protection of air, water and soil.
Federation of state-based, citizen-funded environmental advocacy organizations. Its mission is to advocate for and protect clean air, water, and open spaces in the US.
Combines science, economics, and law to find economically sustainable solutions to environmental problems.
Environmental and Energy Study Institute
Program includes policy and related research on global environmental issues and climate change.
Environmental Law Institute
Non-profit, non-advocacy environmental group specializing in producing publications and research that target legal practitioners, business leaders, land managers, land use planners, environmentalists, journalists, and lawmakers.
Environmental Literacy Council
Offers links to environmental resources on the web.
Environmental Working Group
American environmental organization that specializes in research and advocacy in the areas of toxic chemicals, agricultural subsidies, public lands and corporate accountability.
Friends of the Earth USA
Focuses on the underlying social and economic causes of environmental problems.
Programs focused on fighting global climate change through our green affordable housing initiatives, National Green Schools Initiative, national and regional green building policies, advocacy and education.
Grassroots Netroots Alliance
Nationwide effort to build up a radical internet and grassroots movement of millions of voters and activists. Focused on pressuring the politicians, and supporting candidates and legislation that can move us out of America’s environmental and economic crisis.
Nationally renowned, non-profit organization and pioneer in the field of animal-assisted therapy, restores possibilities and creates futures for children with emotional, behavioral, social and learning challenges.
Green Guard Environmental Institute
Industry-independent organization that aims to protect human health and improve quality of life by enhancing indoor air quality and reducing people’s exposure to chemicals and other pollutants.
Green for All
National organization working to build an inclusive green economy strong enough to lift people out of poverty. Works in collaboration with the business, government, labor, and grassroots communities to create and implement programs that increase quality jobs and opportunities in green industry.
Uses non-violent, creative confrontation to expose global environmental problems and force solutions.
Institute for Energy and Environmental Research
Focuses on the environmental safety of nuclear weapons production, ozone layer depletion, and other issues relating to energy.
Institute for Local Self Reliance
Provides innovative strategies, working models and timely information to support environmentally sound and equitable community development.
Keep America Beautiful
Largest community improvement organization in the US, promotes litter prevention, the waste hierarchy, waste reduction, reuse, recycling, and community greening
League of Conservation Voters
Bipartisan group working to educate voters and win elections on behalf of the environment.
Marine Mammal Center,
Private non-profit US organization centered established in 1975 on rescuing, rehabilitating, and releasing injured marine mammals.
National Audubon Society
Works through advocacy, policy, science, litigation, sanctuary management, grassroots outreach and education to protect birds and their habitats.
National Coalition for Marine Conservation
Dedicated to conserving ocean fish, preventing overfishing, reducing by catch and protecting habitat.
National Council for Science and the Environment
Non-profit organization which has a mission to improve the scientific basis for environmental decision-making.
National Environmental Trust
Non-partisan organization dedicated to educating the American public on contemporary environmental issues.
National Geographic Society
One of the largest non-profit scientific and educational institutions in the world that studies geography, archaeology and natural science, promotes environmental and historical conservation, and studies of world culture and history.
National Parks and Conservation Association (NPCA)
Dedicated to protecting, preserving and enhancing the U.S. National Park System.
National Religious Partnership for the Environment
Seeks to integrate commitment to global sustainability and environmental justice into all aspects of religious life.
National Wildlife Federation
Unites individuals, organizations, businesses and government to protect nature and wildlife.
National Wildlife Refuge Association
Non-profit environmental organization that engages and mobilizes volunteers to build support for refuges, educates decision-makers in Washington, and leads diverse conservation partnerships.
Native Forest Council
Environmental organization dedicated to the preservation and protection of all publicly owned natural resources from destructive practices, sales, and all resource extraction.
Natural Resources Defense Council
Protects the environment and human health through advocacy, litigation, research and education. (And publishes this website!)
Preserves habitats and species by buying the lands and waters they need to survive.
Non-profit conservation organization whose mission is to provide the scientific basis for effective conservation action.
Negative Population Growth
Membership organization in US that works on overpopulation issues and advocates a gradual reduction in U.S. and world population.
Neighborhood Parks Council
Non-profit environmental organization based in San Francisco, CA that contributes to the green movement by supporting and advocating for urban parks.
International nonprofit organization with a mission to inspire, educate, and equip individuals to use the power of business to create a more socially and environmentally sustainable world.
Nicodemus Wilderness Project
Non-profit organization in the US which provides global experiential education and service learning opportunities for youth to help save the natural environment while developing their own leadership skills.
Nuclear Control Institute
Monitors nuclear activities worldwide and pursues strategies to reverse the growth of nuclear arms.
Works to protect and restore the world’s oceans through advocacy, science, law and public education.
Non-profit advocacy group based in Washington D.C. that promotes healthy and diverse ocean ecosystems, and to oppose practices that threaten oceanic and human life.
Grassroots advocacy and campaigning organization that fights extreme poverty, preventable diseases and climate change.
Environmental organization based in San Francisco, CA dedicated to protecting the living environment of the Pacific Rim.
People for the Ethical Treatment of Animals
Largest animal rights organization in the world, with more than 2 million members and supporters.
National grassroots population organization that educates young people and advocates progressive action to stabilize world population at a level that can be sustained by Earth’s resources.
Provides information on issues ranging from abortion to welfare.
Public Employees for Environmental Responsibility
Non-profit environmental protection organization of local, state, and national government natural resource and environmental professionals. PEER serves as a resource to potential government whistle blowers allowing them to anonymously expose environmental wrongdoings and assisting them in redressing agency retaliation.
Public Interest Research Group (PIRG)
Association of watchdog organizations dedicated to safeguarding the public interest and protecting the environment.
Rainforest Action Network
Protects rainforests through education, grassroots organizing and non-violent direct action.
Promotes research and education to conserve tropical rainforests.
Resources for the Future
Non-profit organization that conducts independent research into environmental, energy, and natural resource issues, primarily via economics and other social sciences.
Republicans for Environmental Protection
National organization which seeks to strengthen the Republican Party’s stance on environmental issues and support efforts to conserve natural resources and protect human and environmental health.
Rising Tide North America
Grassroots network of groups and individuals in North America who take action against the root causes of climate change and work towards a just transition to a non-carbon society.
Sand County Foundation
Located in Monona, Wisconsin is a nonprofit private land conservation organization inspired by conservationist Aldo Leopold’s land management philosophy.
Save the Redwoods League
Organization dedicated to the protection of the remaining Coast Redwood trees in California.
Protects scenic roads, prevents billboards from trashing our highways and helps people create more attractive communities.
Sea Shepherd Conservation Society
Non-profit marine conservation organization based in Friday Harbor, Washington in the US that uses direct action tactics to protect sealife.
Promotes environmental conservation by influencing public policy – legislative, administrative, legal, and electoral.
Society of Environmental Journalists
Membership group of print and broadcast journalists as well as educators and students. SEJ’s purpose is to enable journalists to better inform the public about critical issues concerning the environment.
Southern Environmental Law Center
The only environmental organization dedicated solely to protecting the natural resoures of the southeastern United States.
Southern Utah Wilderness Alliance
Works to protect the magnificent canyon country and unspoiled public lands surrounding Utah’s prized national parks.
Student Conservation Association
Non-profit group in the US whose mission is to build the next generation of conservation leaders and inspire lifelong stewardship of our environment and communities by engaging young people in hands-on service to the land.
Student Environmental Action Coalition
Student and youth run national network of progressive organizations and individuals based in the US.
Surfrider Foundation USA
Grassroots non-profit environmental organization that works to protect and preserve the world’s oceans, waves, and beaches.
Non-profit research and policy organization based in Boston, MA dedicated to advancing the transition to a sustainable, equitable, and humane global civilization.
The Natural Step
Non-profit environmental education organization working to build an ecologically and economically sustainable society.
National nonprofit organization with a mission to promote responsible outdoor recreation through ethics education and stewardship launched by the US Forest Service.
California based nonprofit environmental advocacy group that focuses on promoting the creation of sustainable urban ecosystems through education and the planting and care of trees.
Union of Concerned Scientists
Dedicated to advancing responsible public policies in areas where science and technology play a critical role.
Protects wild places in the United States through public education, policy work and litigation.
Wildlife Conservation Society
Headquartered at New York City’s Bronx Zoo, works to save wildlife and wild lands throughout the world.
Woods Hole Research Center
Addresses environmental issues through scientific research and education.
World Watch Institute
Globally focused environmental research organization based in Washington D.C.
World Resources Institute
Helps governments and private organizations cope with environmental, resource and development challenges of global significance.
World Wide Fund for Nature
Seeks to reverse degradation of the environment by promoting biodiversity and sustainability, while minimizing pollution and consumption.
World Wildlife Fund
Dedicated to protecting the world’s wildlife and wildlands.
If you do not see a group that you feel should be included in this list of select organizations or information is incorrect, please contact firstname.lastname@example.org.