A district court denied an animal advocacy group's request to vacate and remand FWS' decisions approving a general conservation plan (GCP) and incidental take permits for the Utah prairie dog. The group argued the decision to approve the GCP was arbitrary and capricious because the plan will not ful...

In an unpublished opinion, the Ninth Circuit affirmed summary judgment for the Forest Service in a challenge to its decision to approve a herd management plan for wild horses in Ochoco National Forest. A group of conservationists argued the Service violated the Wild Free-Roaming Horses and Burros Ac...

A district court granted in part environmental groups' motion for summary judgment in a CAA citizen suit concerning EPA's duty to update emissions standards for hazardous waste combustors. The groups sought declaratory judgment stating that EPA failed to comply with its obligations and injunctive re...

The Fifth Circuit granted EPA's motion to vacate its disapprovals of portions of regional haze SIPs submitted by Texas and Oklahoma and the issuance of federal implementation plans (FIPs) establishing a long-term strategy and/or reasonable progress goals for the states. EPA argued that because key d...

The Sixth Circuit vacated EPA's 2023 disapproval of a SIP proposed by Kentucky to comply with Agency changes to ozone NAAQS. Kentucky challenged the disapproval, which rested on different modeling that came out after the Agency's deadline for submitting the plan and on a lower threshold than the one...

In a per curiam opinion, a divided en banc Fifth Circuit affirmed a district court's civil penalty award of $14.25 million against an oil company in a long-running dispute concerning alleged CAA permit violations at an industrial complex in Baytown, Texas. Environmental groups had filed a CAA citize...

A district court granted the Maine Department of Marine Resources' motion to dismiss a challenge to its rule that compels federally licensed lobstermen to install a tracking device on their fishing vessels. The lobstermen challenged the rule under the Maine Administrative Procedure Act (MAPA) and on...

A district court granted summary judgment for environmental groups in a challenge to Wildlife Services' reauthorization of a predator damage and conflict management program in Montana under which grizzly bears may be killed. The groups argued the Services violated NEPA by failing to include critical...

The Tenth Circuit, 2-1, reversed a district court ruling in a challenge to the Forest Service's approval of a 2020 management plan amendment for the Thunder Basin National Grassland in northeastern Wyoming. Conservation groups had argued the amendment failed to comply with the ESA and NEPA. The dist...

A district court granted Colorado parks and wildlife agencies' motion to dismiss a lawsuit challenging the reintroduction of gray wolves in the state. A conservation group argued the agencies violated NEPA by failing to conduct or complete the environmental review process required for wolf introduct...