A district court granted environmental groups' motion for summary judgment in a challenge to FWS' 2019 determination that listing the Yellowstone bison as endangered or threatened under the ESA was not warranted. The groups argued the determination, among other things, failed to properly consider wh...

The D.C. Circuit remanded FERC orders rejecting an Oklahoma city's complaint that a hydroelectric dam overseen by the Commission caused periodic flooding. The city argued that the dam operator violated Article 5 of its license, which FERC had issued under the Federal Power Act, and sought to require...

The D.C. Circuit remanded DOE's 2020 rule that set more stringent energy efficiency standards than those of the American Society of Heating, Refrigerating and Air-Conditioning Engineers for commercial packaged boilers. Industry groups argued, among other things, that the Department inflated the econ...