A district court granted summary judgment for the State Department in a lawsuit concerning documents related to the agency's handling of the 2016 Paris Climate Agreement. A nonprofit group filed a…

The Ninth Circuit dismissed for lack of standing a challenge to the Forest Service's livestock grazing decisions in Colville National Forest. Environmental groups argued the decisions would lead…

The D.C. Circuit granted oil and gas groups' petition to review a Pipeline and Hazardous Materials Safety Administration (PHMSA) safety standard that requires their members to install remote-…

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…