Rocky Mountain

This case challenges the Trump Administration’s systematic disregard of legally binding land management plans adopted to protect the greater sage-grouse. Greater sage-grouse once numbered in the millions across much of the western United States. The Lewis and Clark expedition and numerous other nineteenth-century observers commented on the birds’ abundance, and the grouse is an integral part of the western landscape. In recent decades, however, grouse populations have plummeted throughout their range due to habitat loss and fragmentation caused by oil and natural gas development and other activities.

United States Court Of Appeals For The Tenth Circuit