Description: Challenge to the U.S. Fish and Wildlife Service's determination that the upper Missouri River population of Arctic grayling did not warrant listing under the Endangered Species Act.
Description: Challenge to the National Park Service’s release of land-use restrictions to facilitate the development of a proposed waterpark, hotel, and retail development in Miami-Dade County.
Description: Challenge to the National Marine Fisheries Service’s designation of critical habitat for the Arctic subspecies of the ringed seal and the Beringia distinct population segment of the Pacific bearded seal.
Status: Brief filed in support of motion for preliminary injunction and temporary restraining order. [ 02/28/2023 ]
Description: Challenge to the U.S. Department of Labor’s final rule on “Prudence and Loyalty in Selecting Plan Investments and Exercising Shareholder Rights” (the Investment Duties regulation).
Description: Challenge to the U.S. Maritime Administration’s record of decision for the licensing of the Sea Port Oil Terminal and the final environmental impact statement for the project.
Description: Lawsuit challenging the U.S. Fish and Wildlife Service's determination that protection of the southern hognose snake under the Endangered Species Act was not warranted.
Description: Challenge to the final environmental impact statement and record of decision for an oil and gas sale in federal waters of Cook Inlet, Alaska mandated by the Inflation Reduction Act of 2022.
Description: Challenge to the U.S. Army Corps of Engineers’ issuance of Nationwide Permit 56 authorizing industrial finfish aquaculture structures in federal waters.
Description: Challenge to the U.S. Army Corps of Engineers’ reinstatement of approved jurisdictional determinations for 550 acres of wetlands “at the doorstep of the Okefenokee National Wildlife Refuge.”
Status: Petition for review of agency action filed. [ 11/30/2022 ]
Description: Lawsuit challenging the 2016 biological opinion assessing the effects of the Bureau of Reclamation's water operations on the Middle Rio Grande.
Description: Challenge to the U.S. Fish and Wildlife Service’s determination that the Barrens darter—alleged to be one of the rarest fishes in North America—did not warrant listing as endangered or threatened.
Status: Petition for review of agency action filed. [ 10/26/2022 ]
Description: Challenge to BLM's decisions to re-affirm the Trump administration's authorization and issuance of oil and gas leases on 42 parcels as well as the approval of 120 Applications for Permit to Drill in the Greater Chaco area in New Mexico.