Human Population
Main page: :Category:History of indigenous peoples of North America See also: :Category:Native American history of CaliforniaThe Sonoran Desert is home to the cultures of over seventeen contemporary Native American tribes, with settlements at American Indian reservations in California and Arizona, as well as populations in Mexico.
The largest city in the Sonoran Desert is Phoenix, Arizona, with a 2008 metropolitan population of about 4.3 million. Located on the Salt River in central Arizona, it is one of the fastest-growing metropolitan areas in the United States. In 2007 in the Phoenix area, desert was losing ground to urban sprawl at a rate of approximately 4,000 square meters (0.99 acre) per hour.
The next largest cities are Tucson, in southern Arizona, with a metro area population of around 1 million, and Mexicali, Baja California, whose municipality also has a population of around 900,000. The municipality of Hermosillo, Sonora, has a population of around 700,000. Ciudad Obregon, Sonora, in the southern part of the desert has a population of 375,800.
Read more about this topic: Sonoran Desert
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