Multiple choice

What threat does hydro-electric pose to the environment? 

  1. pollution

  2. the dam can cause flooding displacing local wildlife

  3. can increase the water's salinity

  4. can change the water's color
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Hydro-electric dams require large reservoirs that flood vast areas of land, which destroys habitats and displaces local wildlife. While dams can have other impacts, habitat displacement is a primary environmental concern.

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