The great environmental benefit of hydropower as an energy source is that it
A) produces few atmospheric pollutants.
B) benefits water quality.
C) has no impact on local plant and animal life.
D) maintains the pristine quality of the body of water on which it is built.
E) both that it benefits water quality and it has no impact on local plant and animal life.
Question 2
Russia holds about one-third of the world's known reserves of ________, predicted to be this century's fastest growing energy source.
A) natural gas
B) hydropower
C) nuclear power
D) low-sulfur coal
E) geothermal energy
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