To preserve our planet, scientists tell us we must reduce the amount of CO2 in the atmosphere from its current level of 392 parts per million ("ppm")to below 350 ppm. But 350 is more than a number—it's a symbol of where we need to head as a planet.
At 350.org, we're building a global grassroots movement to solve the climate crisis and push for policies that will put the world on track to get to 350 ppm.
Whatever you make of Senators Obama and McCain's voting records, plans, and pronouncements on energy and climate--let's let them know we want them to start their work as President right away by ch
The Center for Environmental Issues and Regional Development (AUI CEIRD) at Alakhawayn University has brought Morocco at the top African countries involved in the 350 campaign.
Over the course of 8 weeks, we will be collecting 350 postcards signed by local citizens to be sent to state and national legislators calling on them to pass legislation to get to 350 pppm CO2.
Scientists say that 350 parts per million CO2 in the atmosphere is the safe limit for humanity. Learn more about 350—what it means, where it came from, and how to get there. Read More »
Climate Movement Success Stories
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