The Eighth Circuit affirmed a district court's dismissal of states' challenge to the Biden Administration's interim estimates on the social costs of greenhouse gas emissions. The…

The Fifth Circuit affirmed a district court's order remanding back to state court a lawsuit brought against oil companies concerning their operations during World War II. Louisiana parishes…

A district court granted summary judgment for nonprofit groups in a challenge to an Iowa statute aimed at preventing them from recording images or videos of conditions in slaughterhouses and other…

The Fifth Circuit affirmed in part and reversed in part a district court’s dismissal of a lawsuit concerning a 2019 Texas law that allows only owners of existing transmission lines in the state to…

The D.C. Circuit vacated a district court's grant of summary judgment to EPA in a challenge to the Agency's approval of a permitting program for coal ash disposal facilities in Oklahoma…

The D.C. Circuit held, 2-1, that an agency must provide notice and an opportunity for public comment when withdrawing a rule that has been filed for public inspection but not yet published in the…

The Iowa Supreme Court, 4-3, affirmed a summary judgment order dismissing a landowner's nuisance, trespass, and drainage claims against a neighboring confined animal feeding operation (CAFO…

The Federal Circuit reversed a Court of Federal Claims ruling that the U.S. government was not liable for the flooding of homes near two Houston dams managed by the U.S. Army Corps of Engineers…

The Massachusetts Supreme Court affirmed a lower court's denial of an oil and gas company's motion to dismiss a civil enforcement action brought by the Massachusetts attorney general (AG…

A district court granted a developer's motion to dismiss a challenge to the Army Corps of Engineers' decision to issue a CWA §404 permit for a proposed copper mine project in the Santa…