An interview with Barack Obama about energy and the environment

It's not nice to fool Mother Nature, but as the mercury rises, a crop of weather-changing scientists want to try

Compact fluorescents are good for everybody, and the new models glow just as warmly as your cherished bulbs. So why aren't Americans seeing the light?

Electric cars are poised to make a comeback—and this time they might stick around for good

It's a new political era, all right: Big business is crusading for tougher pollution regulations

Wipe that smirk off your face: When America's largest retailer embraces environmentalism, we all benefit

Who's that woman screaming about global warming? It's Laurie David�wife of Seinfeld creator Larry David�and she's convinced that what the earth needs now is... Hollywood, baby!

With "the death of environmentalism" being debated across the land—and with the mainstream movement under siege from without and within—it's time to meet the winning side in America's new green wars. Here they come, ready or not: the 20 most powerful voices leading the environmental counterrevolution.