The Kyoto Protocol is virtually dead. The UN is trying to revive talks about fighting climate change at a meeting in Qatar. Meanwhile coal burning and greenhouse gas emissions are steadily increasing. What will we do?

Rainforest that was cleared with fire for soy and cattle farming in Brazil. Daniel Beltra/The Image Bank Our planetary lungs are in deep trouble, and it's going to take a combination of factors, including politics, to save them, says the author of a new book about the role of the Amazon jungle in g...

As of today, airplanes using European airports must use credits to account for some of their greenhouse gas emissions.

Fiscal trouble can force people to consume less -- and leave a smaller environmental footprint. But concern for environmental issues also drops.

Google is investing in a poo-to-power system on a hog facility in North Carolina.

Scrubbing wastewater of nitrogen is a potential business boon waiting to happen; it would help reduce energy use as well as air and water pollution.

Peatlands are often used as an alternative fuel to wood, but their carbon value is as competitive as forests if not more so, according to scientists studying peatland biogeochemistry.

Apart from being totally adorable, sea otters may account for $700 million worth of carbon sequestration.