A district court dismissed a mining company's challenge to DOI's cancellation of two leases for a proposed copper and nickel mine in Superior National Forest. The company argued the cancellation violated the company's right to successive lease renewals and to be free from government action that is a...

The Ninth Circuit affirmed a district court's denial of a preliminary injunction to halt two projects to thin vegetation in Yosemite National Park in preparation for controlled burns. An environmental group had argued NPS violated NEPA by approving the projects without conducting a full review of th...

The Tenth Circuit affirmed denial of a preliminary injunction in a challenge to the Office of Natural Resources Revenue's (ONRR's) 2016 rule changing how royalties were calculated for oil and natural gas produced on federal land. A trade group argued the rule was arbitrary and capricious, in violati...

A district court granted in part and denied in part environmental groups' motion for summary judgment in a challenge to the Forest Service's and FWS' approval of a logging project in Kootenai National Forest. The groups argued, among other things, that the Services failed to take a "hard look" at th...

The D.C. Circuit granted in part and denied in part petitions to review a Surface Transportation Board order authorizing construction and operation of a new rail line in the Uinta Basin. Environmental groups and a Colorado county argued the Board failed to take a "hard look" at environmental impacts...

A state court held unconstitutional a provision of the Montana Environmental Policy Act that prohibited state agencies from considering the impacts of greenhouse gas (GHG) emissions on climate change in environmental reviews. A group of youths challenged the prohibition, arguing it was causing or co...