dedicated to fighting global warming, based in Maryland, Virginia, and Washington, D.C.; seeking to educate and mobilize citizens to use clean energy and energy-efficient products

works to strengthen and enforce the Clean Air Act, and focuses upon power plants and motor vehicles as the biggest sources of air pollution and its myriad effects, from lung damage to acid rain to global warming

dedicated to protecting clean air in Pennsylvania and Delaware; works on clean energy, sustainable transportation, waste reduction & recycling, and ensuring enforcement of environmental laws

working to achieve a strong and effective U.S. Clean Air Act by educating the public and policymakers about its value, promoting effective enforcement of the Act, and defending the Act against attack by special interests

focused on reducing greenhouse gas emissions in the Northeast US; seeks to reduce the threat of global warming by taking actions that immediately lead to real cuts in greenhouse gas emissions

a national campaign in the US that promotes the development and sale of advanced technology vehicles that meet a high clean car standard

an international communication platform produced by Sustainable Development International in partnership with the United Nations Environment Programme (UNEP)that takes action to stop global warming, aiming to assist businesses towards carbon neutrality

seeks to halt changes to the Earth's climate caused by human activity; by engaging the private sector, developing country partnerships and means to finance sustainable development and climate treaty implementation

an Office of Biological and Environmental Research program to advance the science of climate prediction

a project by the Union of Concerned Scientists which focuses on climate change impacts in California and the Northeast U.S. and on political and personal measures to curb greenhouse gas emissions

a campaign by Environmental Law Alliance Worldwide (E-LAW) committed to enforcing climate change law in order to combat climate change and ensure that the necessary cuts in greenhouse gas emissions are made

is part of Clean Air - Cool Planet and works at the national and international levels to develop smart policies to counter global warming

an initiative launched in San Diego County to deepen community awareness about the local impacts of climate change and catalyze regional action to reduce greenhouse gas emissions

promotes climate change solutions by providing high quality greenhouse gas offset projects and advancing sound offset policy

a project of the Climate Institute which provides information seeks to move the world to address climate change in a cooperative manner

a source of current news and information about climate change and its social impacts; from the Climate Crisis Coalition (CCC)

provides practical information on solar energy and energy efficiency, furthering the development and application of solar energy in the Southwest U.S. and Northern Mexico

promote the widespread market adoption of electric drive systems for the clean and efficient transport of people and goods through policy, conference, communications and public education initiatives

promotes caps and trading of emissions; providing environmental groups, industries, and lawmakers with practical resources on environmental-based trading programs

works to enhance the economy, protect human health and communities, restore our environment and establish energy independence

encouraging the development of geothermal resources worldwide through the collection and timely distribution of data and technological information

National Wildlife Federation campaign which highlights the serious challenge global warming poses to the world's ecology

conducts basic research in space and Earth sciences, addressing changes in our environment that affect the habitability of our planet

promotes community-based renewable energy, potable water delivery and related watershed restoration internationally, to generate social and environmental progress

dedicated to grassroots public education about the economics, politics and peer-reviewed science of global warming; seeking to foster a broad social movement and to create a clean energy future