Mogollon Rim | geographical feature, Arizona, United States | Britannica (original) (raw)

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physiography of Arizona

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  In Arizona: Relief
  …escarpments known collectively as the Mogollon Rim. West and south of the rim, a number of streams follow narrow canyons or broad valleys south through the Transition Zone and into the Basin and Range Province. The Transition Zone bordering the plateaus comprises separated plateau blocks, rugged peaks, and isolated rolling…
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  In Arizona: Resources and power
  …Colorado Plateau together with its Mogollon Rim escarpment has made possible Arizona’s irrigation projects and most of the state’s hydroelectric power, including that generated by the Roosevelt, Hoover, and Glen Canyon dams. Altogether, nearly a dozen dams control the Mogollon Rim’s runoff, impounding and diverting the water to provide flood…
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