North America’s sagebrush steppe ecosystem is home to more than 350 species of plants and animals, many of which live nowhere else. It sustains the water supply, economies, and culture of Western communities. But a deadly invader threatens to send it all up in flames. Learn how cheatgrass and other invasive weeds threaten this ecosystem’s very existence and what we must do to save it: https://rockies.audubon.org/sagebrush/cheatgrass-fire