With the Greenland ice sheet melting faster than anyone predicted, glaciologist Jason Box is racing to find out just how soon we could be swamped.
A decision on the Keystone XL tar-sands pipeline is now expected in the spring. The State Department is reviewing it, but ultimately Obama will make the call.
By selling apples normally deemed not pretty enough for retail, one California grocery chain leads the way in cutting food waste and saving eaters money.
The "rebound effect" -- whereby energy efficiency can cause some increases in energy consumption -- is not an argument against energy efficiency policies. So why worry about it?
Fully accounting for the uncertainties involved in the climate system entails a higher price on carbon, according to new research.
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.”
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.
Angry, or just confused, birds launch themselves into Chicago’s skyscrapers in an apparent effort to tell us we’re screwing up the planet.
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.