A district court denied a motion to dismiss a challenge to President Trump's issuance of a permit authorizing a pipeline company to construct a cross-border segment of the Keystone XL oil pipeline. Environmental groups argued the permit's unilateral authorization of the pipeline conflicted with Cong...

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...

A district court preliminarily enjoined Iowa from enforcing a statute that criminalized undercover investigations of slaughterhouses and other animal facilities. Environmental groups argued that the state statute impermissibly restricted their free speech under the First Amendment because it was a c...

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...

The U.S. Claims Court granted in part and denied in part the U.S. government's motion for summary judgment in a challenge against FWS for rerouting spring waters that had previously flowed through church property into a restoration channel in an effort to save a native fish species. The church argue...

A district court granted a motion to preliminarily enjoin the Trump Administration from using military funds to build portions of a border wall along the U.S.-Mexico border. El Paso County and a nonprofit group argued that the president's proposed plan for funding border barrier construction—diver...

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...

A district court denied a motion for summary judgment against the U.S. Army Corps of Engineers and Customs and Border Protection for failure to disclose under FOIA information related to construction of a wall along the Mexican border. An environmental group argued the agencies improperly withheld i...

The Fifth Circuit dismissed environmental groups' challenge to EPA's issuance of a CWA general permit authorizing discharges from oil and gas facilities operating in the Gulf of Mexico. Environmental groups argued that EPA violated NEPA by failing to prepare an adequate EIS before issuing the permit...

In an unpublished opinion, the Ninth Circuit reversed the denial of an environmental group's motion to intervene in a lawsuit challenging EPA and the U.S. Army Corps of Engineers' 2015 Clean Water Rule. The court found that the group had a practical interest in the rule and that this interest was no...