Ethanol doesn't burn cleaner than gasoline, nor is it cheaper.

Climate scientists have long pointed to the Southwest as one of the places in the U.S. that is most vulnerable to global warming impacts, especially drought. And if there's one thing that even climate denialists don't dispute, dry things burn.

President Obama is in no danger of being judged by history as an eco-radical.

Americans don't pay much attention to environmental issues, because they aren't sexy. I mean, cleaning up coal plants and reining in outlaw frackers is hugely important work, but it doesn't get anybody's pulse racing.

In the world of energy politics, the sudden vanishing of the word 'coal' is a remarkable and unprecedented event.

One thing you can say about nuclear power: the people who believe it is the silver bullet for America's energy problems never give up.

In the U.S. alone, weather disasters caused $50 billion in economic damages in 2010.