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

Bloomberg's $50 million is not going to revolutionize the electric power industry. But his willingness to fight is already inspiring others to see Big Coal differently.

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.

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

In the Arctic, things are already getting freaky. Temperatures have warmed three times faster than the global average.

Some studies have shown that natural gas could, in fact, be worse for the climate than coal.

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