Renewable energy | Types, Advantages, & Facts | Britannica
3 · Renewable energy, usable energy derived from replenishable sources such as the Sun (solar energy), wind (wind power), rivers (hydroelectric power), hot springs (geothermal energy), tides (tidal power), and biomass (biofuels). ... For example, California required its major utility companies to produce 20 percent of their electricity from ...
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