Amid a barrage of climate-infused weather disasters such as flooding and hurricanes, along with the shattering of heat records, wildfires and many Americans growing concerned about the planet's ...

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 ...

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 ...

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 ...

When John Quigley became the secretary of the Pennsylvania Department of Environmental Protection in 2015, he knew that he would be busy trying to keep up with the consequences of the state’s rapid ...