Complaint challenging the U.S. Forest Service’s 2018 Land Management Plan for the Flathead National Forest on the basis that it abandoned key habitat protections for threatened grizzly bears and bull trout without legally required environmental analysis and public disclosure.

The Tohono O’odham Nation; Pascua Yaqui Tribe; and Hopi Tribe are filing a complaint against the U.S. Army Corps of Engineers in re: the proposed Rosemont Mining Company's plans to excavate a mile-wide, half-mile deep pit to extract copper — a proposal that would spell the permanent devastation of this important center of Native American cultural and religious life, degrade the
Cienega Creek watershed, and destroy an intricate network of drainages containing some of the highest quality streams and wetland ecosystems in Arizona.

A federal judge rejects Murphy Timber’s challenge to President Obama’s expansion of Cascade-Siskiyou National Monument in 2017. The judge rules there was no dispute that President Obama acted within his authority when expanding the national monument and that there was no irreconcilable conflict between the Antiquities Act and the Oregon and California Lands Act.

A conservation coalition filed a lawsuit against the U.S. Fish and Wildlife Service, asking a judge to order the agency to issue a long-overdue plan to phase out elk feeding on the Jackson Hole National Elk Refuge. The outdated and unnecessary practice of supplemental feeding threatens to accelerate the spread of wildlife diseases — including lethal chronic wasting disease, which was detected for the first time in November in Grand Teton National Park adjacent to the Refuge.