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.

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.

Some studies suggest that the Arctic Ocean may be ice-free by the end of the century.

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.

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.

One of the big questions in the climate change debate: Are humans any smarter than frogs in a pot? If you put a frog in a pot and slowly turn up the heat, it won't jump out. Instead, it will enjoy the nice warm bath until it is cooked to death. We humans seem to be doing pretty much the same thing.