When it comes to climate and energy, Gates is a radical consumerist. In his view, energy consumption is good - it just needs to be clean energy.

Bill Gates is a relative newcomer to the fight against global warming, but he's already shifting the debate over climate change.

Among all the tests President Obama faced in his first term, his biggest failure was climate change.

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.

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.

For better or worse, the bulk of coal industry jobs are in Appalachia - and when that coal is gone, so are the jobs.

When it comes to energy, cost isn't everything - but it's a lot. Everybody wants cheap power.