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The legends are only available in German, French or Spanish
Dans la Sierra centrale l'industrie se développe de plus en plus grâce à la construction de barrages qui, à l'exemple de celui de Mantaro, favorisera l'utilisation rationnelle de la force hydraulique. – Barrage Tablachaca, Tayacaja, Huancavelica - 1969

El Chocón is the fourth of five dams on the Río Limay in the northwestern part of Patagonia in Argentina. The reservoir lies on the border of the provinces of Neuquén and Río Negro and is the largest hydropower plant in Patagonia. It is used to monitor and control the flow of the Río Limay to the Río Negro. The water is also used for irrigation. - 1973