Do Americans think natural gas is as "clean" as it is touted as being by the energy industry? Nearly half of Americans (45 percent) are already very or somewhat aware of the controversy about hydraulic fracturing ("fracking") drilling used to tap cheap natural gas supplies in the U.S., according to a new Infogroup/Opinion Research Corporation (Infogroup/ORC) survey conducted for the nonprofit Civil Society Institute (CSI).

...(Read whole article/video)