Photographer continues his decade-long documentation of our dependence on oil.

Denver, Minneaopolis and Boston set to launch bike share programs in 2010.

Biannual Environmental Performance Index unveiled at the World Economic Forum.

New rules of the sea mean new recipes on the plate.

Exploring the connections between the environment and the human psyche.

H&M concedes that GM cotton could have slipped into its organic lines.

Converted shipping container provides sustainable shelter for Boy Scouts at Catalina Island campground.

School adds weeding to reading and writing.

Is the Pentagon’s Haiti mission a model for a new security role?

Factories, power plants and landfills face crackdown with EPA's new ozone proposal.