The Ninth Circuit upheld an EPA federal implementation plan (FIP) under the CAA that replaced rejected portions of the Arizona SIP concerning air quality at federal parks and forests. In 2011, Arizona submitted a SIP to EPA for approval. EPA disapproved certain aspects of Arizona’s SIP concerning ...

A district court upheld the Delaware River Basin Commission's fracking ban against a challenge from a energy company. Upon the Commission's creation, it was codified that no project that had a substantial effect on the water resources of the basin would be undertaken without the Commission's approva...