Should the EPA regulate carbon dioxide as a pollutant under the Clean Air Act?  While the Obama Administration maintains such action is necessary to curb so-called global warming, the Competitive Enterprise Institute is challenging a recent EPA ruling that carbon dioxide is an endangerment to public health.  Comments CEI’s Sam Kazman: “EPA wants to regulate carbon dioxide to prevent what it calls a climate catastrophe. We’re suing EPA to prevent a job-destroying regulatory catastrophe. EPA’s shoddy science is falling apart by the week, as demonstrated by revelations from newly-released British documents that show outright manipulation of climate data. The mainstream press may not recognize this, but we think a federal court will.”