For years, fracking has been a hot topic of debate in the United States. The process works by drilling deep below the earth’s surface and extracting gas by injecting a high-pressure water mixture that ...

PITTSBURGH — The Environmental Protection Agency has dramatically lowered its estimate of how much of a potent heat-trapping gas leaks during natural gas production, in a shift with major implications ...

A possible correlation between fracking and radon has been studied several times, but whether there's a link remains an ...

Any industrial activity near water reserves could, in principle, cause contamination. Isotope hydrology offers a unique combination of methods to monitor water quality and trace the source of ...

Fracking is an extreme method of oil and gas extraction that involves blasting huge amounts of water — mixed with sand and toxic chemicals — under high pressure deep into the earth. Fracking breaks up ...