400 PPM: What's Next for a Warming Planet

Concentrations of greenhouse gases in the atmosphere have reached this level for the first time in millions of years. What does this portend?

CO2 Levels for February Eclipsed Prehistoric Highs

Global warming is headed back to the future as the CO2 level reaches a new high


How to Solve Global Warming: It's the Energy Supply

Carbon storage has to expand rapidly, or coal burning has to cease, if the world is to avoid dangerous climate change


7 Solutions to Climate Change Happening Now

Even as the world continues to spew more carbon pollution, change has begun—and is accelerating


Climate Change Will Be Solved in Cities--Or Not at All

As world leaders gathered at the U.N. to talk about global warming, mayors set about actually doing something about climate change


12 Graphics that Contain Everything You Need to Know about Climate Change

Climate change is real, it’s here and it will be affecting the planet for a long, long time. That’s the lesson of the latest iteration of the Intergovernmental Panel on Climate Change‘s state of climate science report, released in its entirety on January 30.


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