E.P.A. Says It Will Press on With Greenhouse Gas Regulation

The Environmental Protection Agency announced a timetable on Thursday for issuing rules limiting greenhouse gas emissions from power plants and oil refineries, signaling a resolve to press ahead on such regulation even as it faces stiffening opposition in Congress. The agency said it would propose performance standards for new and refurbished power plants next July, with final rules to be issued in May 2012. Proposed emissions standards for new oil refineries will be published next December, it said, with the final rules due in November 2012; rules for existing plants would come later. But the E.P.A. was vague on how stringent the rules would be and how deep a reduction in carbon dioxide emissions would result...more