"Earth First! was named in 1979 in response to a lethargic, compromising, and increasingly corporate environmental community. Earth First! takes a decidedly different tack towards environmental issues. We believe in using all the tools in the tool box, ranging from grassroots organizing and involvement in the legal process to civil disobedience and monkeywrenching."
"Green America is a not-for-profit membership organization founded in 1982. (We went by the name "Co-op America" until January 1, 2009.)
Our mission is to harness economic power—the strength of consumers, investors, businesses, and the marketplace—to create a socially just and environmentally sustainable society."
"We 'bear witness' to environmental destruction in a peaceful, non-violent manner. We use non-violent confrontation to raise the level and quality of public debate. In exposing threats to the environment and finding solutions we have no permanent allies or adversaries. We ensure our financial independence from political or commercial interests. We seek solutions to environmental dilemmas and promote open, informed debate about society's environmental choices."
"NRDC is the nation's most effective environmental action group, combining the grassroots power of 1.3 million members and online activists with the courtroom clout and expertise of more than 350 lawyers, scientists and other professionals."
"The National Wildlife Federation is America's largest conservation organization. We work with more than 4 million members, partners and supporters in communities across the country to protect and restore wildlife habitat, confront global warming and connect with nature."
"The Mission of the Nature Conservancy is to preserve the plants, animals, and natural communities that represent the diversity of life on earth by protecting the lands and waters they need to survive."
"Since 1892, the Sierra Club has been working to protect communities, wild places, and the planet itself. We are the oldest, largest, and most influential grassroots environmental organization in the United States."
"To provide leadership and encourage partnership in caring for the environment by inspiring, informing, and enabling nations and peoples to improve their quality of life without compromising that of future generations."
"For more than 45 years, WWF has been protecting the future of nature. The world’s leading conservation organization, WWF works in 100 countries and is supported by 1.2 million members in the United States and close to 5 million globally. WWF's unique way of working combines global reach with a foundation in science, involves action at every level from local to global, and ensures the delivery of innovative solutions that meet the needs of both people and nature."