A district court dismissed for lack of standing a lawsuit challenging the Executive Order that requires agencies to repeal two existing rules for each new rule promulgated. California, Minnesota, and Oregon argued that the order delayed or resulted in the undertaking of four rulemakings and that the...

A district court held invalid an amendment to the city of Toledo's charter that gave legal rights to Lake Erie. A local family farm argued the amendment was unconstitutionally vague and thus that it should be invalidated. The court found that the environmental rights of the lake and its watershed to...

The Fourth Circuit upheld a district court order that remanded to state court the city of Baltimore's climate change case against oil companies. The city alleged it sustained climate change-related injuries, including an increase in sea levels, storms, floods, heatwaves, droughts, and extreme precip...

The D.C. Circuit dismissed as untimely Maryland's petition to review the Federal Aviation Administration's (FAA's) approval of new flight paths to Washington National Airport. The state argued the new flight paths, which concentrated aircraft noise over its public lands, should be vacated because th...

The Fifth Circuit held that the U.S. Army Corps of Engineers had not waived its sovereign immunity from Louisiana's lawsuit alleging that the Corps failed to maintain the Gulf Intracoastal Waterway within authorized parameters under the River and Harbor Improvements Act (RHIA). Louisiana argued that...

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A district court denied public interest groups' motion for partial summary judgment in challenging an executive order that requires federal agencies to repeal two existing rules for each new rule promulgated. The groups argued they had associational standing based on injuries that two of their membe...

The Ninth Circuit reversed a district court order denying the U.S. Chemical Safety and Hazard Board's petition to enforce subpoenas issued against an oil company following an explosion and chemical release at one of its refineries. The district court found that 29 of the subpoenas were enforceable, ...

A district court denied a neighborhood group's request to temporarily block bison hunting near Yellowstone National Park. The group argued that NPS and USDA violated NEPA when they authorized an annual bison hunt at a location on the edge of the park called Beattie Gulch, and sought a temporary rest...

A district court dismissed a lawsuit brought by a Hawaiian resident alleging that an early start to a county construction project harmed two endangered species—the Hawaiian hawk and Hawaiian hoary bat—in violation of the ESA. The resident argued that the county violated its EIS by allowing const...