Which of the following is NOT an advantage associated with hydroelectric dams?
A) the amount of electricity can be changed rapidly
B) there are no emissions of greenhouse gases or toxic contaminants
C) the dam traps sediment that otherwise would be transported down the river
D) the main source of energy, gravity, is free

Question

Quizplus · Accepted Answer

Hydroelectric dams trapping sediment that would otherwise be transported down the river is considered a disadvantage, not an advantage. This sediment buildup can disrupt ecosystems, reduce the dam's efficiency over time, and affect water quality and flow downstream.

Which of the Following Is NOT an Advantage Associated with Hydroelectric