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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.
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 xeric desert topography that prevails now in southeastern California and western Arizona may have prevented its neighbor, the wild turkey, from exchanging genes with one another. This would therefore indicate the California turkey has been an isolated species separated from the more abundant wild turkey for some time before their extinction ...
Map of California topography and geomorphic provinces California's major mountain ranges. California is a U.S. state on the western coast of North America. Covering an area of 163,696 sq mi (423,970 km 2), California is among the most geographically diverse states.
The Lower Colorado River Valley is in the western part of the Sonoran Desert, which is called the Colorado Desert. the Sonoran Desert region proper extends from areas west of the river, and then southeastwards to southeast Arizona, south along the eastern side of the Baja Peninsula cordillera to Baja California Sur, and southeast Sonora state ...
The forests of Northern California are home to many animals, for instance the American black bear.There are between 25,000 and 35,000 black bears in the state. [6]The forests in northern parts of California have an abundant fauna, which includes for instance the black-tailed deer, black bear, gray fox, North American cougar, bobcat, and Roosevelt elk.
Map of wood-filled areas in the United States, c. 2000 [1] In the United States , the forest cover by state and territory is estimated from tree-attributes using the basic statistics reported by the Forest Inventory and Analysis (FIA) program of the Forest Service . [ 2 ]
While urban areas on the Great Plains more than doubled in population, thousands of small towns and communities disappeared. Two-thirds of counties lost some part of their population between the early 1900s and the 2010 census, and, as the table below demonstrates, many rural counties lost more than 60 percent of their population.