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

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

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

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.

Climate scientists have long pointed to the Southwest as one of the places in the U.S. that is most vulnerable to global warming impacts, especially drought. And if there's one thing that even climate denialists don't dispute, dry things burn.

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