The History of Renewable Energy: A timeline of five common renewable energy sources
Over 2,000 years ago, the Greeks used the water wheel to grind wheat into flour. Today, the same concept (hydropower) can generate enough electricity to power an entire city. For thousands of years, man has sought to harness the earth's elements …
Importováno: 21. října 2020 (10:45), EnviWeb.cz - zpravodajství …
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