The European Commission is concerned that the pesticide diphenylamine could be linked to cancer, but the U.S. EPA says there's nothing to worry about.
American green groups are asking the Obama administration to back away from a WTO complaint against India's solar policies, warning it could hurt the climate.
A new report is yet another reminder of why oil companies should be kept out of the thawing Arctic.
A newspaper won the right to see reports about trains carrying crude. So state officials told rail companies to stop sending in the reports.
Researchers have discovered, yet again, that few people understand what the heck the world's preeminent authority on climate change is trying to say.
Cellulosic ethanol was supposed to be a climate savior, but a new study casts doubt on that assumption.
A Minnesota law aims to reduce fossil fuel use. Coal plants in North Dakota said no fair, and a federal court agreed, striking down part of the law.
Right now the embattled nation gets just 2 percent of its energy from clean sources. It's seeking U.S. investment in wind, solar, and biomass to help raise that number.
The coordinator for BP's cleanup effort dumped company stock while the magnitude of the spill was being covered up. The SEC calls that insider trading.