Dems block measure to to speed up oil leases off the U.S. coast

Landmark ICPCC report says supply of renewable power can meet global demand

Sustainability informs Brazilian designer's creations.

Us: Huh?

Contenders for the 2011 Prix Pictet, the world's leading prize for environmental photography, to exhibit in Paris next month.

Is concentrated solar power the future of renewable energy? A Guardian video shines a light on the world's first commercial solar tower.

Future ecotopia or vision of tragedy? Installation brings climate change into focus.

Strictly irie winter eats.

Psychedelic satellite pics of planet earth.