A Pennsylvania state court granted in part and denied in part an industry trade group's challenge to state rules governing hydraulic fracturing near playgrounds. The group argued that the rules' definitions for "common areas of a school's property" and "playground" were unlawful, unreasonable, and u...

A district court ordered the State Department to supplement its 2014 EIS for a cross-border oil pipeline, known as Keystone XL, to consider the pipeline company's alternative route that was approved for the project. Environmental groups argued that the agency violated NEPA by failing to revisit its ...