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…

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…

The Court of Federal Claims held the U.S. government liable for the flooding of homes and businesses near two dams managed by the U.S. Army Corps of Engineers in Houston during Hurricane Harvey.…

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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 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…

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…

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…

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…

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…