When it comes to global warming, coal is the gorilla in the room.

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

If you think Wall Street firms have it good, you haven't looked closely at Big Oil.

Americans don't pay much attention to environmental issues, because they aren't sexy. I mean, cleaning up coal plants and reining in outlaw frackers is hugely important work, but it doesn't get anybody's pulse racing.

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

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.

Obama's record on climate issues is not all bad.