Stretching across the American West, the “ Sagebrush Sea ” is one of North America’s most iconic and imperiled landscapes. This vast ecosystem supports an array of wildlife and plants. Recent research from the United States Geological Survey underscores just how much is at stake and how quickly we need to act to save it. Image Tatiana Gettleman The Sagebrush Sea is home to an estimated 350 at-risk species. A Landscape Under Pressure The Sagebrush Sea is home to an estimated 350 at-risk species , from the well-known greater sage-grouse to lesser-known animals like the pygmy rabbit and sagebrush sparrow. Many of these species depend entirely on sagebrush to survive. Take the pygmy rabbit, a true sagebrush specialist. Today, it occupies only about 10% of its historic range, and its populations continue to decline across the West. The broader picture is just as concerning. The Sagebrush Sea is now widely recognized as one of the most threatened biomes in North America.…