U.S. Court of Appeals for the D.C. Circuit strongly rejects challenges to Obama Administration rules restricting carbon dioxide emissions under the Clean Air Act. Shades of 2010: Court Rejects Industry Challenge to Limits on Smokestack CO2 http://nyti.ms/Lz9Cxt Ruling posted for Dot Earth. Provided by Frank O'Donnell of http://www.cleanairwatch.org