Nowhere has the political power of coal been more obvious than in presidential campaigns.

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

Nowhere has the political power of coal been more obvious than in presidential campaigns.

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.

Extracting oil from the tar sands is a nasty, polluting, energy-intensive business.

Obama's record on climate issues is not all bad.

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