While stopping short of full endangered species protections for the Greater Sage-Grouse, the Obama-era Fish and Wildlife Service implemented land use plans to restrict energy development and grazing in the expanse of northwestern U.S. desert called the Sagebrush Sea, depicted in a 2015 documentary. The Trump Interior Department now is amending that plan to open up more commercial activities. We feature here an essay on Wyoming&#039;s core plan attempts to salvage the state&#039;s last populations in a landscape dominated by energy development.