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WildEarth Guardians v. U.S. Fish and Wildlife Service

A district court denied summary judgment for environmental groups in a challenge to FWS' 2015 rule that classified any reestablished black-footed ferret population in Wyoming as a nonessential experimental population. The groups argued FWS' designation of reintroduced ferrets as "nonessential" viola...

Supreme Court Overrules Chevron

On June 28, 2024, the U.S. Supreme Court overruled Chevron v. Natural Resources Defense Council, concluding that courts have a constitutional and statutory obligation to exercise their “independent judgment” when deciding whether a federal administrative agency has acted within its statutory authority. As Justice Neil Gorsuch noted in concurrence, the Court’s decision “places a tombstone on Chevron no one can miss.” This Comment discusses the Court’s decision and its implications for legal challenges to federal agency actions. 

American Wild Horse Campaign v. Stone-Manning

A district court affirmed BLM's resource management plan (RMP) amendment and record of decision (ROD) concerning wild horse management in southern Wyoming. Conservation and wild horse advocate groups argued BLM's decision to revert two herd management areas to "herd area" status, of which the approp...

Sierra Club v. National Marine Fisheries Service

A district court granted summary judgment for environmental groups in a challenge to NMFS' biological opinion (BiOp) on the impact of oil and gas extraction in the Gulf of Mexico on protected marine life. The groups argued NMFS violated the APA and the ESA by issuing a flawed BiOp that underestimate...

Wild Fish Conservancy v. Quan

In an unpublished opinion, the Ninth Circuit reversed a lower court's vacatur of an incidental take statement (ITS) issued by NMFS authorizing a troll fishery in Alaska to harvest Chinook salmon despite potential reduction in prey for the endangered southern resident killer whale, and affirmed its d...