On October 15, 2013, the US Supreme Court (SCOTUS) granted 'Certiorari' to Petitioners who have been suing the EPA over regulations to control CO2. In 2007, SCOTUS had ruled that CO2 may be considered a pollutant under the Clean Air Act (CAA), provided EPA could demonstrate that continued emission of CO2 would harm 'human health and welfare.' In 2009, EPA published the required Endangerment Finding, which was subsequently attacked on scientific grounds by a collection of plaintiffs. [Full disclosure: SEPP is one of the many plaintiffs involved in this lawsuit.] However, in June 2012, the Court of Appeals for the...