A district court granted in part and denied in part an animal sanctuary's motion to dismiss an ESA citizen suit brought by an animal rights group. The group alleged the sanctuary violated the…

The D.C. Circuit granted environmental groups' motion for writ of mandamus to require EPA to complete its effects determination for the registered pesticide cyantraniliproles. The groups…

In an amended order, a district court granted FWS' and NMFS' motion to voluntarily remand a series of regulations enacted by the Trump Administration that modified how the Services…

A district court granted DOD's motion to dismiss a challenge to its decision to halt fence construction along the U.S.-Mexico border in response to President Biden's proclamation…

The Ninth Circuit, 2-1, reversed summary judgment for the Bureau of Reclamation and Santa Maria Water District in a lawsuit concerning the endangered Southern California steelhead. Environmental…

A district court denied summary judgment for a Maine lobstermen group in a challenge to NMFS' 2021 biological opinion (BiOp) that both authorized a series of federal fisheries, including the…

A district court remanded a lawsuit challenging FWS’ decision to downgrade a rare species of parrot from endangered to threatened and to issue a §4(d) rule under the ESA allowing for limited…

A district court on remand granted environmental groups' request for a permanent injunction in an ESA citizen suit concerning a logging project on private land in Oregon. In initial…

The Tenth Circuit affirmed dismissal of a challenge to FWS' 2018 decision to modify certain trails in the Rocky Flats National Wildlife Refuge. Community groups argued the modifications were…

A district court granted summary judgment for conservation groups in a challenge to NMFS' 2021 issuance of a biological opinion (BiOp) and final rule concerning lobster fishing gear…