The U.S. Supreme Court, in a splintered 5-4 decision, affirmed dismissal of a constitutional challenge to a California law that forbids in-state sale of pork meat from breeding pigs that are "…

The Fifth Circuit, 2-1, affirmed a district court ruling that denied the Sabine River Authority (SRA)-Louisiana's motion to dismiss a lawsuit concerning its release of water from a reservoir on…

The Fifth Circuit dismissed Louisiana's challenge to the Biden Administration's interim estimates on the social cost of greenhouse gas emissions. Louisiana initially sought to preliminarily enjoin…

The U.S. Supreme Court held, 6-3, that Montana landowners' challenge to an easement allowing public access to a road running through their property was not time barred. The landowners sued over…

A district court denied conservation groups' motion to intervene in a lawsuit concerning EPA's and the Army Corps of Engineers' rule defining the scope of the CWA. The groups sought intervention…

A district court denied an animal advocacy group's and individuals' motion for summary judgment in a challenge to the National Park Service's (NPS') management of the tule elk population in the…

A district court dismissed a challenge to the Michigan Public Service Commission's 2017 and 2018 orders requiring electricity suppliers to buy energy from local sources. Industry groups argued the…

A district court denied a mining company's motion to dismiss an Indian tribe's challenge to a land exchange between the company and the Forest Service. The tribe argued that the land exchange…

The Tenth Circuit dismissed a petition to review NRC's grant of a temporary license for spent nuclear fuel storage near the New Mexico border. New Mexico argued NRC violated NEPA and the Nuclear…

The Sixth Circuit reversed a district court's denial of a preliminary injunction in a lawsuit concerning a Kentucky law that offsets the state's severance tax on coal. A coal producer from…