The Texas Supreme Court upheld a ruling that would prohibit local government efforts to ban the use of plastic bags.

The shale drilling boom that remade the U.S. energy industry is entering its second decade, according to the research firm IHS Markit Ltd., and like any adolescent, it's having growing pains.

Enbridge Inc. has offered to buy renewable energy credits and make other concessions as it seeks Minnesota regulators' permission to expand and replace a major pipeline that carries Canadian oil sands crude to U.S. refineries.

A new data-crunching technique developed by researchers at Pennsylvania State University could help provide a clearer picture of how shale gas development is affecting groundwater in the Marcellus Shale gas field.

Colorado energy regulators will discuss widening the setback between oil wells and schools in response to a request from a coalition of neighborhood groups.