Live Earth

Nokia's "green online community"

December 7-18 -- this is the big one, hopefully the next generation Kyoto Protocol is defined here.

by Daniel J. Weiss, Daniel Wagener, Center for American Progress Action Fund

The Obama administration is expected to announce guidelines Tuesday that will toughen existing federal mileage standards. Automakers have signed off on the plan, sources say.

Groups gear up to issue an emergency alert that carbon dioxide in the global atmosphere has already passed a tipping point. Writing From Sydney -- All around the world, national governments are trying to hammer out their global warming policies, preparing for the United Nations' climate-change conclave in Copenhagen at the end of the year. And in too many places, the effort seems to be going nowhere.

NASA and Cisco Inc. announced Tuesday a partnership to develop an online collaborative global monitoring platform called the "Planetary Skin" to capture, collect, analyze and report data on environmental conditions around the world.