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Climate & Energy

Uncertainty about climate change is reason for more aggressive action

Fully accounting for the uncertainties involved in the climate system entails a higher price on carbon, according to new research.

Climate & Energy

How to make gasoline from tar sands, in six simple steps

They've been compared to blood diamonds and cluster bombs, but tar sands aren’t so bad. Here’s a handy step-by-step guide to spinning gold from “natural asphalt.”

Climate & Energy

Will Germany banish fossil fuels before the U.S.?

German political parties of every stripe now back a plan that is expected to nearly end that country’s use of fossil fuels by 2050.


Death from above: Chicago’s bird casualties offer clues on climate change

Angry, or just confused, birds launch themselves into Chicago’s skyscrapers in an apparent effort to tell us we’re screwing up the planet.


Climate change and the cult of the presidency

When we attribute superhuman powers to the words of the resident of the White House, we take our eyes off the way political change really unfolds.

Climate & Energy

Big Coal to meet its fate in tiny Northwest town

One of 2013's biggest climate fights has quiet Boardman, Ore., poised to become a backdrop for the transformation of the U.S. coal industry.

Climate & Energy

The 14 fossil-fuel projects poised to f*ck up the climate

New research has determined which planned fossil-fuel projects pose the biggest threat to the climate. Coal-port expansion in the U.S. ranks near the top. Find out what the others are.

Business & Technology

Baby, you can drive my car: How car sharing teaches us to be good neighbors

Remember when technology was going to shred our social fabric? Well, here’s an example of how it might be doing just the opposite.


Ask Umbra: Should I sell my Exxon stock?

A reader wonders if it’s unethical to hang on to Big Oil stocks, and if shareholder activism does any good. Umbra offers some centsible advice.