EPA: Fracking has no broad impact on drinking water / by Tom Joseph

Melanie Eversley (Journalist-Melanie Eversley) - 

"A controversial method for extracting oil and gas resources from the environment does not have a broad impact on drinking water, according to a report released Thursday by the Environmental Protection Agency.

But the EPA's nearly 1,000-page report on hydraulic fracturing, or fracking, did also conclude that there is a potential for some pollution on a local scale. Congress commissioned the study in 2010. The report is based on a four-year study...."