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Hydroelectricity is based on a simple concept: to take advantage of the gravitational energy produced by the fall and the flow of bodies of water in order to convert it into mechanical and then electrical energy by means of a turbine-generator set. The creation of a reservoir upstream allows the

What do they have in common, between a small hydroelectric power plant built on a natural or artificial weir in a river, with a capacity of a few hundred kW, and the Three Gorges Dam power plant in China, with a capacity of 22,500 MW, the equivalent of five nuclear