1 ene 1935 año - Hoover Dam is Built
Descripción:
The Hoover Dam was built and was the largest hydroelectric producer of energy until 1948, only 13 years later. (ProCon.org)
Currently, hydroelectric energy equals 7% of US energy production. Alabama is the fifth largest producer of hydro energy. (U.S. Energy Information Administration. "Hydropower Explained.")
Añadido al timeline:
fecha:
1 ene 1935 año
Ahora mismo
~ 90 years ago
Fotos:
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