Oct 7, 2015 As coal mines in the U.S. close, an entrepreneur has a plan to pair mines with carbon sinks.
Sep 25, 2015 The system reduced American utilities' sulphur emissions by 70 percent.
Sep 25, 2015 The presidents of the world's two largest economies will unveil the plan Friday.
Sep 14, 2015 Economists say the influx will yield long-term benefit, despite short-term costs.
Sep 9, 2015 Germany is predicted to accept hundreds of thousands by the end of the year.
Aug 13, 2015 Rafting companies along the Animas are facing the effects of the mine spill.
Jul 23, 2015 Many Brits are unhappy with Europe, maybe enough to vote for leaving the union.
May 15, 2015 Many east coast companies are investing in the AquaFence.
May 6, 2015 Incumbent Prime Minister David Cameron said he'd reevaluate the U.K.'s membership.