Hanger further notes that the U.S. is at around 1995 levels for energy-related carbon emissions. And note that lower emissions aren’t simply an artifact of the rotten economy (which however bad it is is larger than in 2007).
The shale gas boom is a product of fracking, a technology which has not only been around for decades but has apparently been found to be safe in a controversial and not-officially-released analysis prepared for New York Gov. Andrew Cuomo. Cuomo has been sitting on the report while deciding whether to allow expansive fracking in the Empire State.