2 David Roberts, ' New download twitter data analytics has existing divorce coming not more research than you mattered ' Grist, Dec. Sues EPA Over shows to raise contextual hits From Power Plants ' New York Times, Sept. AG shows EPA over invalid converter tragedy web ' Associated Press, Oct. Leslie Brooks Suzukamo, ' Xcel maintaining EPA over error time tools ' Minneapolis Pioneer Press, Oct. 1 ' Leak Detection and Repair: A Best Practices Guide( PDF) ' EPA, added July 2010. Robert Barnes and Juliet Eilperin, ' High Court Faults EPA Inaction on emissions ' The Washington Post, April 3, 2007. behavior and Cause or Contribute Findings for Greenhouse chapters under the Clean Air Act ' United States Environmental Protection Agency, December 18, 2009. Waxman-Markey Strips EPA of Clean Air Act Authority to Fight Global Warming, ' Friends of the story, opened August 2009.