Wed, May 27, 2009 5:13 PM
Company basks in the profitable glow of its energy-efficient technology and lowers its own environmental impact.
Tue, May 26, 2009 3:45 PM
New Greenopia report ranks oil companies according to environmental impact and effort.
BETTER WAYS TO MAKE AND USE ELECTRICITY
Fri, May 22, 2009 9:50 AM
Democrats hired a speed reader to zip through the 900-plus-page bill capping greenhouse gasses before Memorial Day.
Thu, May 21, 2009 2:07 PM
Ecuadorians living among the toxic remains of Texaco's oil drilling operations battle the company in court.
Tue, May 19, 2009 10:14 AM by PlentyMag.com
The map of the city makes radiation data much more easily available to consumers – which is key to figuring out the payback time on a system.
Mon, May 18, 2009 3:25 PM by PlentyMag.com
The permits allow the company to spend up to three years gathering data for a license application to pursue its proposed hydrokinetic power plant.
Thu, May 14, 2009 5:47 PM by PlentyMag.com
Solar cells that rely on photosensitive dyes to collect energy are beginning to show an energy-conversion efficiency of 10 percent in full sunlight.
Mon, May 04, 2009 12:33 PM by H. Josef Hebert, Associated Press
Corn Belt advocates push ethanol as a green fuel, but the EPA mulls whether to consider its indirect emissions.
Tue, Apr 28, 2009 5:20 PM
Video: Get this week's eco-tips from Carter Oosterhouse & Tichina Arnold.
Wed, Apr 22, 2009 5:03 AM
Being eco-minded on Earth Day is like being merry on Christmas. It's to be expected. But here are seven things you can actually do to wake you from your eco-slumber.
Tue, Apr 07, 2009 5:50 AM by Jay Michaelson
A rare Jewish sun prayer, recited once every 28 years, inspired a legendary rabbi to promote America's solar energy independence.
Thu, Apr 02, 2009 11:44 AM
Video: Get green tips from Colbie Caillat & Christian Kane.
Wed, Mar 25, 2009 5:48 AM
Thirty years after its near-calamity, the American nuclear industry is still paying for its inability to tell the truth on its worst day.
Wed, Mar 04, 2009 5:30 AM
Recession? What recession? Step right up as the coal industry is loading up on lobbyists.
Tue, Mar 03, 2009 3:49 PM
Video: Listen to Chuck Norris' green tip...or else.