An Inconvenient Truth Website
http://www.climatecrisis.net/

National Resources Defense Council
http://www.nrdc.org/

African American Environmentalist Association
http://www.aaenvironment.com/

Alliance for Climate Protection
http://www.climateprotect.org/

Association of Environmental Professionals
http://califaep.org/

Confederation of European Environmental Engineering Societies
http://www.ceees.org/

Earth First!
http://www.earthfirst.org/

Earth Island Institute
http://www.earthisland.org/

Earth Liberation Front
http://www.spiritoffreedom.org.uk/

Environmental Defense
http://www.environmentaldefense.org/home.cfm

Environmental Law Institute
http://www2.eli.org/index.cfm

Global Green USA
http://www.globalgreen.org/

League of Conservation Voters
http://www.lcv.org/about-lcv/

National Audubon Society
http://www.audubon.org/

Rainforest Action Network
http://www.ran.org/

Rising Tide North America
http://www.risingtidenorthamerica.org/wordpress/category/front-page/

Student Environmental Action Coalition
http://www.seac.org/

Sierra Club
http://www.sierraclub.org/

Union of Concerned Scientists
http://www.ucsusa.org/

Worldchanging
http://www.worldchanging.com/splash.html

www.oilempire.us/timelines.html

Clearcutting the Climate
www.forestclimate.org

www.greenwasheugene.com

Political map to understand Peak Oil Wars
www.oilempire.us

www.permatopia.com

www.road-scholar.org

http://www.oilempire.us/911peakoil.html

aspo-usa.com Association for the Study of Peak Oil - USA

dieoff.org what goes up must come down - Peak population

energybulletin.net probably the largest Peak Oil site

energycrisis.org covered Peak Oil before 9/11

fromthewilderness.com Michael Ruppert: Peak Oil & 9/11

kunstler.com James Howard Kunstler

museletter.com Richard Heinberg

oilempire.us a political map: Peak Oil Wars

oiltruth.com [a mirror of lifeaftertheoilcrash.com]

postcarbon.org Post Carbon Institute

peakoil.net Association for the Study of Peak Oil

permatopia.com a graceful end to cheap oil

theoildrum.com discussion group