Re/Action on Climate Protection

12 states appeal EPA refusal to act on climate change

This is potentially a huge lever to force the federal government to deal with climate change:
12 states appeal emissions decision
Challenge to EPA refusal to regulate greenhouse gases

CA Energy Commisions - Conference on Climate Change

http://www.climatechange.ca.gov/events/2005_conference/index.html
Good information about what is happening at the state level

Against the backdrop of the borderless battle against global warming, the California Energy Commission and the California Environmental Protection Agency will hold the Second Annual Conference on Climate Change Research.

Sir David King, the chief science adviser to British Prime Minister Tony Blair, will deliver the keynote speech at this year's gathering (on Thursday). Through Sir David, the United Kingdom will forge a united front with California and its two closest Western neighbors - in hopes of complementing worldwide strategies to soften the economic and environmental blows inflicted worldwide by the climactic phenomenon.