With new protests at the White House and new pressure from the Senate, President Obama will soon make a final decision on the tar-sands pipeline.
A company that tortured sick cows and sold their meat has been fined, but the feds still think the activists who revealed the abuse are terrorists.
Some of the money from the state's new cap-and-trade auctions will go to needy communities, thanks to a recently passed law.
Bhutan's glaciers are going to drop in size even if the world doesn't get warmer -- and more melt means higher oceans.
Droughts, floods, storms, and fires hit America's low-income communities hardest, according to a new analysis.
With the clock ticking on a critical tax credit for wind power, the industry is keeping its fingers crossed.
A Merck drug used to treat elephantiasis may be the best bed-bug killer out there.
Thanks to Sandy, the fifth-largest sewage-treatment plant in the country is dumping out 200 million gallons of partially treated sewage a day.
A fire started up this morning on an oil rig in the Gulf of Mexico. It's now been put out, but not before at least two workers were killed. Stay tuned for updates.