Nothing helps resolve tense, volatile situations like firearms.
It probably got confused after sniffing tar-sands fumes.
It seems clear that the problem isn't going away any time soon.
Read our definitive take on the non-definitive debate about the booming global quinoa market.
Cities can help solve climate change, but a new study finds that urban areas are also contributing to climate disruption in an unexpected way.
Anti-tar-sands activists joined in Idle No More protests around the globe today. But Keystone blockaders in Texas suffered a big blow in court.
But it's something that Rubio's fossil fuel backers are doing already.
Speaking at Davos' annual gathering, Stern was most likely preaching to the sinners.
The spill in the Mississippi River shows the dangers of shipping oil along waterways, but it's not likely to dissuade any would-be shippers.
We've devised the world's shortest survey to find out what kind of actions our readers are taking. You know you want to.