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Origin of renewable energy sources [ctd.]

1.7 Wind power

As we discussed in a previous article, hydropower is the oldest source of energy that the humans used to generate electricity. The oldest source of energy that they used in day to day life was not hydropower but firewood and other types of biomass. Afterward, they identified wind power as a potential energy source. They used wind power to pump water, to grind grain, to pump salt water from the sea for salt making. In addition, wind power was the sole source of energy for sailors, in navigation. (more…)

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