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.

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.

Climate change is a global issue - from the point of view of the Earth's climate, a molecule of CO2 emitted in Bejing is the same as a molecule emitted in Sydney.

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

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.

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.

In reality, studies show that investments to spur renewable energy and boost energy efficiency generate far more jobs than oil and coal.