Geoengineering - the deliberate, large-scale manipulation of the earth's climate to offset global warming - is a nightmare fix for climate change.

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.

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

One thing you can say about nuclear power: the people who believe it is the silver bullet for America's energy problems never give up.

In the U.S. alone, weather disasters caused $50 billion in economic damages in 2010.

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

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.