Chihuahuan Desert
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The Chihuahuan Desert is a desert ecoregion designation covering parts of northern Mexico and the southwestern United States. It occupies much of Far West Texas, the middle to lower Rio Grande Valley
Chihuahuan desert landscape in Big Bend National Park
The terrain mainly consists of basins broken by numerous small mountain ranges.
A pronghorn among yuccas in the Otero Mesa.
Young creosote bush (Larrea tridentata)
Trans-Pecos
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The Trans-Pecos, as originally defined in 1887 by the Texas geologist Robert T. Hill, is the distinct portion of Texas that lies west of the Pecos River. The term is considered synonymous with Far Wes
Chihuahuan Desert
…Desierto Chihuahuense) is a desert ecoregion designation covering parts of northern Mexico and the southwestern United States. It occupies much of Far West Texas, the middle to lower Rio Grande Valley and the lower Pecos Valley in New Mexico, and a portion of southeastern Arizona, as well as the central and…
Ocotillo in the Chihuahuan Desert of the Trans-Pecos
Rio Grande valley in the Big Bend area
Big Bend National Park and Chihuahuan Desert
El Paso is the most populated city in the Trans-Pecos region.