Last month it similarly agreed to pay Paraguay more for electricity from Itaipu, the hydroelectric dam they share.

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The two countries share the Itaipu hydroelectric dam (still the world's largest until China's Three Gorges is completed).

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Erecting a hydroelectric dam, which tends to put the river goddess into a vile mood, requires more elaborate trickery.

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MW. The Bonneville hydroelectric dam on the Columbia River, near the site of the Oregon windmills, produces a fifth of that all by itself.

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Brazil is Paraguay's biggest trading partner, and its purchase of electricity from Itaipu, the vast hydroelectric dam the two countries share, represents Paraguay's second-biggest export.

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Network engineering is not a glamorous profession, and the physical structures of the greatest network ever built lack the grandeur of a hydroelectric dam or a continent-spanning railway.

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One aim was to clear the road to the Kajaki dam to allow the refurbishment of a hydroelectric plant.

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Vale is a partner in 11 hydroelectric power stations currently operating in Brazil, and working on one new dam, known as the Estreito dam in Tocantins state in the north.

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The company runs 9 hydroelectric dams in Brazil and three in Indonesia, including the new, and small 90 megawatt Karebbe dam.

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