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.

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

Although most Americans don't know it, the U.S. gets more oil from Canada than it does from the entire Middle East.

Mark Ruffalo, aka the Incredible Hulk, is the natural gas industry's worst nightmare: a serious, committed activist who is determined to use his star power as a superhero in the hottest movie of the moment to draw attention the environmental and public health risks of fracking.

Have we failed to slow global warming pollution in part because climate and environmental activists have been too polite and well behaved?

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

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