EcoWatch: Recognized carcinogens are used in one of every three hydraulic fracturing operations across the nation--according to industry self-reporting. Independent analysis of the SkyTruth Fracking Chemical Database by IT professional David Darling found that 9,310 individual fracking operations conducted between January 2011 and September 2012 disclosed the use of at least one known carcinogen.
While not all hydraulic fracturing operations or all chemicals used in the process are disclosed by the drilling...