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Louisiana v. Biden

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 interim estimates from being used, arguing they were procedurally invalid, arbitrary and capricious...

Wilkins v. United States

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 the scope of the easement under the Quiet Title Act (QTA), arguing the road's public use intruded on their...

Commonwealth of Kentucky v. United States Environmental Protection Agency

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 as of right, arguing they had "a significant, protectable interest" because they represent those who use ...

Midwest Ozone Group v. Environmental Protection Agency

The D.C Circuit denied an industry group's challenge to EPA's 2021 rule requiring power plants in several upwind states to reduce nitrogen oxide emissions. The group argued the rule was arbitrary and capricious, and that EPA failed to conduct a legally and technically appropriate assessment as requi...

Fond Du Lac Band of Lake Superior Chippewa v. Cummins

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 implicated its sovereign interests, including a right under an 1854 treaty to use the land for hunting, fish...

Energy Michigan, Inc. v. Scripps

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 local clearing requirement violated the dormant Commerce Clause. The court concluded the requirement di...

Gescheidt v. Haaland

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 Tomales Point area of Point Reyes National Seashore. The plaintiffs argued NPS' failure to timely revise i...

New Mexico v. United States Nuclear Regulatory Commission

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 Waste Policy Act, and acted ultra vires in granting the license. NRC moved to dismiss for lack of jurisdi...

Sierra Club v. United States Environmental Protection Agency

The Sixth Circuit granted a petition to review EPA's removal of an air nuisance rule from Ohio's SIP. Environmental groups and individuals argued that EPA violated the CAA and APA in removing the rule. EPA moved to remand without vacatur to review its removal of the rule. The court found that vacatu...