A district court denied various states' motion to issue a preliminary injunction compelling the U.S. Army Corps of Engineers to take all available measures to prevent the emigration of invasive silver and bighead carp through the Chicago Area Waterway System into Lake Michigan. In the face of multia...

The Ninth Circuit held that FWS' biological opinion addressing a hatchery project's impact on the bull trout in the Columbia River violates the ESA. Although the hatchery project is intended to mitigate a dam's impacts on Chinook salmon, it has seriously disrupted the migration and spawning activity...

The Ninth Circuit reversed a lower court's grant of summary judgment in favor of an environmental group requiring the USDA, under FOIA, to disclose the GPS coordinates of wolf depredations to which it had responded. The district court held that the coordinates were not exempt from disclosure...

A district court remanded the FWS' final rule listing the polar bear as a “threatened” species under the ESA. Shortly after FWS issued the rule, several groups filed suit, some arguing that the polar bear should have been listed as endangered, and others arguing that the bear does not qu...

The Ninth Circuit held that the National Marine Fisheries Service (NMFS) violated the Marine Mammal Protection Act (MMPA), but not NEPA, when it authorized Idaho, Oregon, and Washington to kill up to 85 California sea lions annually at the Bonneville Dam in order to protect salmon in the Columbia Ri...

The Seventh Circuit held that an environmental group has standing to challenge a U.S. Army Corps of Engineers permit allowing 18.4 acres of wetlands in a state park to be destroyed to make way for a landfill. A lower court held that the group lacked standing and therefore dismissed the case. It...

A district court held that the U.S. Forest Service's Public Wheeled Motorized Travel Management Decision for the Eldorado National Forest violated the ESA and the National Forest Management Act. The decision designates specific roads and trails within the forest as open to public motor vehicle ...

A district court held that the FWS' biological opinion (BiOp) for the U.S. Army's proposed ongoing and future operations at Fort Huachuca—a major military installation in southeastern Arizona—violates the ESA and is arbitrary and capricious. The BiOp concluded that the operations will not jeopar...

A Michigan appellate court affirmed a lower court decision that res judicata bars a landowner's CERCLA, tort, and state law actions against a neighboring gasoline station for response costs and other monetary damages. The property owner originally filed suit in 1995, but the case was settled...

The First Circuit affirmed a lower court decision denying a motion to enjoin Maine state officials from allowing the use of any foothold traps to prevent the incidental take of Canadian lynx, a threatened species. The lower court did not abuse its discretion in denying the motion, as the ani...