Detailed text transcripts for TV channel - FOXNEWS - 20110524:17:08:00
And natural gas has big advantages. it's inexpensive, as a low carbon footprint and is an american source of energy. tracking which shoots water and chemicals into rock to free the gas some say is dangerous for water splice. the epa is conducting a sudden dewhich causes uncertainty for producers. >> is there any evidence that hydraulic fracturing can affect aquifers and water splice. >> reporter: there is evidence it can certainly affect them. i'm not aware of any proven case where the fracking process itself has affected the water, but there are investigations on going. >> reporter: no proven...