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USGS - science for a changing world

Summary

Sagebrush steppe refers to the intermountain basins west of the Great Plains that are characterized by vegetation communities that include sagebrush and associated plant species that are also found in grasslands. Sagebrush-steppe habitats have experienced dramatic changes since European settlement. Today, this ecosystem is considered imperiled, having decreased by about 50 percent in Western North America, and currently is undergoing intense fragmentation and degradation. As a result, sagebrush-steppe dependent species have experienced drastic range contractions and population declines; one notable example being the Sage-Grouse (Centrocercus spp). Sage-Grouse populations have declined by 15–90% since the early 1970s, leaving populations [...]

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Principal Investigator :
Wesley E Newton

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  • Northern Prairie Wildlife Research Center

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