By: Zack Colman Taxing carbon would generate $1.5 trillion, potentially giving politicians cover from making politically difficult decisions on taxes and social spending cuts, according to a study by the Massachusetts Institute of Technology (MIT) released Monday. A carbon tax would take pressure...

In a study published online by the journal Science, Harvard University scientists reported that some storms send water vapor miles into the stratosphere — which is normally drier than a desert — and showed how such...

 A growing population and rapid development will put a strain on land used to grow food over this century. But if reforestation is used to avoid climate change it will create further strain, says a new MIT study. It’s no surprise that the United States and China are the world’s top greenhouse-gas...

In his first State of the Union address, President Barack Obama set a goal for 80 percent of America's electricity to come from clean energy. Last week, the release of the Renewable Electricity Future study by the U.S. National...