A difficult question because a company that makes hydro electricity would not sell it any cheaper than conventional electricity. It needs oil to be a lot more expensive than the present glut price for hydro electricity to be economic.
The best thing to do to save hydroelectricity is to conserve water.
by use of water
It is 2.2 cents
Water power is constantly replenished by the water cycle of Earth.
1 watt
Hydroelectricity provides power, so any task in a home that requires electricity would benefit.
I guess 20%
Yes, very much so.
What is Latin america
Hydroelectricity does not contribute to global warming.
You would save no energy. You would, however, get your energy from a different source.
jiiji