Pennsylvania environmental regulators have found a likely correlation between a natural gas company’s fracking operation and a series of tiny earthquakes in western Pennsylvania last year. The quakes ...

A decade ago, Pennsylvania’s Department of Environmental Protection published a study on radioactivity in the oil and gas industry, motivated by fears that increasing volumes of toxic fracking waste ...

A case argued Tuesday before Pennsylvania Commonwealth Court could test the reach of local efforts to challenge natural gas fracking. Concerned Residents of West Deer (CROWD), a local advocacy group, ...

Hydraulic fracturing, or fracking, may cause an increase of radon gas in nearby homes. Studies on fracking and radon have produced conflicting results, leading to calls for more research. Austin ...