Negro, Río

Negro, Río (rē'ō nā'grō) [key], river, c.400 mi (640 km) long, formed in central Argentina by the confluence of the Neuquén and the Limay rivers, and flowing E across Río Negro prov. (N Patagonia) to the Atlantic Ocean. The river is used for irrigation.

The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2007, Columbia University Press. All rights reserved.

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