This Dewdrop World is a beautiful, courageous, intimate film about love and loss. It may also be the deepest meditation on climate change that I've ever seen.

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

It may be too late for West Virginia to save itself from the ravages of Big Coal. But it's not too late for America.

Geoengineering - the deliberate, large-scale manipulation of the earth's climate to offset global warming - is a nightmare fix for climate change.

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.

Bloomberg is famously impatient with beltway politics and believes that to get anything done you need to work from the ground up.