A district court denied in part environmental groups' motion for summary judgment challenging BLM's and the U.S. Army Corps of Engineers' approval of a project to replace a wooden diversion weir with a concrete dam along the Yellowstone River. The groups argued that the agencies' EIS violated NEPA b...

The D.C. Circuit granted in part a Native American tribe's petition to review NRC's license decision for construction of a uranium mining project in the Black Hills of South Dakota. The tribe, which has historical ties to the proposed project area, argued that the agency failed to comply with NEPA b...

The D.C. Circuit dismissed electricity customers' petitions to review FERC's orders approving high clearing prices for future capacity to generate electricity in wholesale auctions. The customers argued that FERC's determination violated the Federal Power Act and was unsupported by substantial evide...

The Fourth Circuit granted an oil refinery's petition to review EPA's decision denying the refinery an exemption from biofuel requirements under the Agency's renewable fuel standard program, and vacated the Agency's decision. The refinery argued that the Agency's reliance on DOE's analysis of the ex...