A district court granted summary judgment for conservation groups in a lawsuit alleging that the Army Corps of Engineers' continued operation and maintenance of a flood control project in the Pacific Northwest violated the ESA. The groups argued the Corps was violating §7(a)(2) by operating and mai...

A district court vacated DOI's 2017 policy allowing incidental takings and killings of migratory birds. Environmental groups and states challenged the policy, arguing that it violated the Migratory Bird Treaty Act (MBTA) by interpreting the Act as only prohibiting takes or kills resulting from activ...

A district court granted in part and denied in part a motion to vacate BLM's approval of three leases for oil and gas development in southeastern New Mexico. An environmental group argued that BLM violated NEPA by failing to consider cumulative climate effects, failing to incorporate the social cost...

A district court denied a motion to dismiss or stay a challenge to the Bureau of Reclamation's alleged ongoing, unpermitted take of bull trout near Glacier National Park. An environmental group argued the Bureau's water control and delivery structures that were part of its irrigation project near th...

A district court denied injunctive relief to residents in a lawsuit concerning soil and groundwater contamination at and adjacent to a manufacturing facility in Goshen, Indiana. Residents living adjacent to the facility brought a citizen suit under RCRA, arguing that the contamination might present ...

A district court granted summary judgment for environmental groups in a challenge to the Forest Service's approval of a site-specific project involving restoration activities in Payette National Forest. The groups initially argued that the project violated the National Forest Management Act (NFMA) b...

The Seventh Circuit reversed the denial of transmission companies' motion to intervene in a lawsuit challenging the Wisconsin Public Service Commission's approval of a $500 million electricity transmission line in southwestern Wisconsin. Environmental groups challenged the approval on constitutional...

The Fourth Circuit dismissed a petition to vacate or set aside the FAA's modification to a series of flight routes that caused residents of historic areas of a county in Maryland to endure "insufferable levels of noise." The county argued that the FAA failed to comply with environmental statutes and...

The D.C. Circuit denied in part and dismissed in part a petition to review EPA's guidance concerning the process of certifying cellulosic biofuel. A biofuel company argued the guidance was a legislative rule that was invalidly promulgated without notice and comment, conflicted with the regulation it...

A district court granted states' motion for summary judgment in a lawsuit concerning EPA's duty to limit air pollution drifting from upwind states into northeastern states. Connecticut, Delaware, Massachusetts, New Jersey, and New York argued that EPA failed to fulfill a nondiscretionary duty under ...