• Blackout London
• Climate Outreach & Information Network (COIN)
• ClimateStar.org
• David Suzuki Foundation
• Friends of the Earth
• Greenhouse Network
• iCount
• Stop Climate Chaos
• stopglobalwarming.org
• Union of Concerned Scientists
• workface
• www.climatemovement.org.au
• WWF-Canada: Powerswitch
• Carbon Tax Center
• Personal Carbon Footprint

• BBC News    Excellent coverage from the commercial-free British Broadcasting Corporation
• The Guardian    "Best daily newspaper on the world wide web"
• Planet Ark     Reuters powered environmental news repository
• Climate Ark     Super-comprehensive news portal with searchable database, archived news stories and custom internet search engine.

• ClimateChangePolitics    
• ClimateArk    

Commentary

• Mark Lynas
• George Monbiot
• RealClimate    Sometimes unfathomable to the non-boffin but worth a look on the offchance it's layman friendly.
• Johann Hari

• Google groups talk.environment    Worth a look if you can dodge the belligerent sceptics and conspiracy theorists.
• stopsleeping    Giant conscious news resource.
• Truth Out Environment    More conscious news that you won't see in your local rag.
• Environmental News Network    Nice site producing thoughtful articles
• DubSolution   A mine of clear thinking resources
• workface    Amazing breadth of vision from the UK
• Ecolibrium    Montreal’s only English language environmental radio show.

• BBC
• New Scientist
• The Guardian
• Oxford University Climate Basics

• Nationmaster.com
• New Scientist: Is one world enough?
• Earthday footprint calculator
• Canadian government greenhouse gas calculator
• MEC ecological footprint calculator
• ClimateStar calculator (USA only)
• Climatecare.org

• Hadley Centre
• Tyndall Cantre
• Global Warming Hot Map
• National Resources Defense Council
• Pew Center
• Intergovernmental Panel on Climate Change
• Environmental Agency UK
• Climate Change Central
• BBC climate challenge game
• Vattenfall climate map

• www.talkclimatechange.com
• DocMartin Forum

Personal thoughts on the subject

• Rant