Science Feds Propose Protections For The West's Imperiled Whitebark Pine KUNC | By Robyn Vincent Published December 4, 2020 at 5:30 PM MST Facebook Twitter LinkedIn Email National Park Service Whitebark pine at high elevations in Glacier National Park. In recent years, the whitebark pine has declined by more than 50 percent. Efforts to save a rugged and iconic tree of the American West are in the spotlight after the U.S. Fish and Wildlife Service proposed listing the whitebark pine as a threatened species under the Endangered Species Act. Copyright 2020 KUNC