Question

Hydroelectric power plants can generate huge amounts of electricity. Which of these statements best describes the impact of a hydroelectric power plant on the environment?
It pollutes the air.
It reduces the level of groundwater.
It causes floods in vast areas of land.
It contaminates surface water by dumping wastes.

Answer 1

The best answer is that it reduces the level of ground water

Answer 2

It can cause flooding in vast ares of land

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