Chair of UN’s Official Climate Science Panel Endorses 350 ppm Target

The number 350--as in parts per million—is thelevel scientists have identified as the safe upper limit for CO2 in ouratmosphere. Rajendra Pachauri, chair of the UN's official climate sciencepanel, just personally endorsed the 350 ppm target.

350.org is an international campaign dedicated tobuilding a movement to unite the world around solutions to the climatecrisis--the solutions that science and justice demand.

If an international grassroots movement holds ourleaders accountable to the latest climate science, we can start the globaltransformation we so desperately need. To learn more visit: 350.org