From the water wheels that powered riverside mills for centuries, to modern hydroelectric power plants that provide electricity to millions, river currents have long been used to generate energy. Although tide mills have been used in the past, harnessing the power of the sea?s tidal flows to produce electricity is a more recent innovation. Ideas [...]
Source: http://feedproxy.google.com/~r/residential-solar/~3/3nahh8Tx8vE/
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