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 Federal Register. In January 2017, USDA announced it had finalized a rule designed to protect show horse...

The Ninth Circuit affirmed summary judgment for FWS in a challenge to its combined EIS and comprehensive conservation plan (CCP) concerning the continued leasing of refuge land for farming in the Klamath Basin National Wildlife Refuge Complex. Environmental groups argued the EIS/CCP violated the Nat...

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 neighboring CAFO moved for summary judgment based on the statutory immunity enacted in Iowa's "right-to-...

The Ninth Circuit affirmed, 2-1, a district court's denial of a Native American group's motion to preliminarily enjoin a land exchange and prevent copper mining on land in Arizona. The group argued the land exchange violated the Religious Freedom Restoration Act (RFRA), the Free Exercise Clause, and...

The U.S. Supreme Court held, 6-3, that President Barack Obama's EPA had exceeded its statutory authority under §111(d) of the CAA when it promulgated the Clean Power Plan to address carbon dioxide pollution from existing power plants. States and coal companies had petitioned for review of the plan,...

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 during Hurricane Harvey. Property owners downstream of the Addicks and Barker Dams argued that the governm...

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) based on the company's communications with investors and consumers concerning the impact of climate change. The ...

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 Rita Mountains. Environmental groups and Native American tribes argued that the Corps violated the CWA and NEPA wh...

The Tenth Circuit affirmed dismissal of a lawsuit concerning a long-running water dispute between an Indian tribe and a private landowner in Utah. The tribe sued the landowner in tribal court, arguing the landowner had been diverting the tribe's water for years. The tribal court held it had subject ...

The Ninth Circuit affirmed summary judgment for FWS in a challenge to its 2016 Kenai Rule, which banned baiting of brown bears in the Kenai National Wildlife Refuge and hunting of coyotes, lynx, and wolves in a specific wildlife recreation area. The state of Alaska and a hunting group argued the rul...