In the United States, we do a pretty good job of protecting iconic landscapes and postcard views, but the ocean gets no respect.

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

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.

When it comes to energy, cost isn't everything - but it's a lot. Everybody wants cheap power.

So if you want to know how Exxon Mobil can make $10 billion profit in 90 days, just look around. The whole world was built for them.

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

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