To rescue the Earth, we need bold engineering ideas that go beyond simple recycling
The most fossil-dependent state in the U.S. will become a testing ground for energy-saving technologies
Why would a petro-state erect a solar-powered eco-metropolis in the middle of the Arabian desert? To change the world.
Alan Burns made a fortune in the oil business. But as oil wanes, he's convinced that clean energy will be—must be—the next big thing. And so this inventor has poured his fortune into a challenge far greater than finding new oil deposits: extracting energy from the ocean
A state-by-state breakdown of policies that could change your community.
A Chinese wind-turbine company strikes a deal to become the exclusive supplier for one of the largest U.S. wind farms
Google's acquisition of a kite power generator manufacturer suggests a strong future for the technology.
Now that a tax incentive for wind has expired, the energy source faces an uncertain future
At the North American bat convention, biologists seek ways to reduce bat deaths at wind farms
Before Going Off the Grid
Tastes like chicken, runs like diesel
A company plans to construct the world's largest solar power project ever, in the Sahara
Turbines to take root in the sea
Even if we tap every renewable power source available, it won't mean a thing without a final, crucial step: reinventing the grid
In the global race to reduce carbon emissions, these eco-minded communities, from Kansas to the Maldives, lead the pack. Here's how they're making their carbon footprints disappear