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There are three main deserts in California: the Mojave Desert, the Colorado Desert, and the Great Basin Desert. [5]: 408 The Mojave Desert is bounded by the Tehachapi Mountains on the northwest, the San Gabriel and San Bernardino Mountains on the south, and extends eastward to California's borders with Arizona and Nevada; it also forms portions of northwest Arizona.
The Mojave and Colorado Deserts Biosphere Reserve is a biosphere reserve designated by UNESCO in 1984 to promote the ecological conservation of a cluster of areas in the Mojave and Colorado deserts of California. A principal feature is Death Valley. [1] The four management units encompassed by the reserve upon its creation were:
The Colorado Plateau is a physiographic and desert region of the Intermontane Plateaus, roughly centered on the Four Corners region of the Southwestern United States. This plateau covers an area of 336,700 km 2 (130,000 mi 2 ) within western Colorado , northwestern New Mexico , southern and eastern Utah , northern Arizona , and a tiny fraction ...
The deserts within the Lower Colorado River Valley region are the: Mojave Desert (California—Arizona—Nevada); Sonoran Desert (Arizona—California—Mexico), Colorado Desert and Yuha Desert (California); and the smaller Yuma Desert, Lechuguilla Desert, and Tule Desert (Arizona). All but the Mojave Desert are sub-regions of the Sonoran ...
The Algodones Dunes. The Colorado Desert is a subregion of the larger Sonoran Desert, [1] covering about 7 million acres (2.8 million ha; 28,000 km 2). [2] The desert occupies Imperial County, parts of San Diego and Riverside counties, and a small part of San Bernardino County in California, United States, [3] as well as the northern part of Mexicali Municipality in Baja California, Mexico.
The Sonoran Desert is a desert located in the Southwestern United States and northwest Mexico. It is the second largest hot desert in North America. Its total area is 120,000 sq mi (310,000 km 2). The Mojave Desert is the hottest desert in North America, located primarily in southeastern California and Southern Nevada.
The Mojave Desert is a desert bordered to the west by the Sierra Nevada mountain range and the California montane chaparral and woodlands, and to the south and east by the Sonoran Desert. The boundaries to the east of the Mojave Desert are less distinctive than the other boundaries because there is no presence of an indicator species, such as ...
The Lower Colorado River Valley has unique plant communities because it is the most arid part of the desert and it has the highest temperatures, in excess of 120 °F (49 °C) during the summer. The low humidity means that most plants must have mechanisms that deal with severe water loss through evaporation.