Itaipu Dam

Hydro Equality

Fernando Lugo
Fernando Lugo Photo by Antônio Cruz, ABrThe victory by Fernando Lugo last Sunday in Paraguay´s presidential elections has sent ripples through the energy ministries of Brazil and Argentina, based upon his assertion that the Itaipu and Yacyretá Dam treaties must be re-negotiated to guarantee a fair deal for his country. Both bi-national dams were built during military dictatorships, where official corruption was the rule, rather than the exception. A former Paraguayan president reportedly made a fortune selling concrete for Itaipu which never existed. And, Yacyretá has so far cost ten

Farewell, Seven Falls

Sete Quedas Waterfall flooded by Itaipu reservoir
Sete Quedas Waterfall flooded by Itaipu reservoir archive 25 years ago, in October 1982, the planet´s greatest waterfall was drowned, a victim of the filling of Itaipu Reservoir (Brazil/Paraguay). The so-called "Seven Falls of Guaíra", or "Sete Quedas", in reality a series of 18 waterfalls, were at 114 meters in height not the world´s tallest falls, but they were easily the most powerful in volume, with more than double the flow of Niagara Falls and 12 times the flow over Victoria Falls. The Seven Falls were formed where the Paraná River, after crossing the red san
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