Although hydroelectric dams generate electricity without producing greenhouse gases, they _______________
A)contribute only about 5% of the electrical power throughout the world
B)eliminate farmland, wildlife habitats, and sometimes even villages in regions that are flooded
C)alter water control in ways that make it more difficult to irrigate crops
D)still produce more greenhouse gases per unit of electricity produced than coal power plants
E)are short- lived structures that have to be rebuilt about every 20 years

Question

Quizplus · Accepted Answer

Hydroelectric dams can flood large areas, leading to the loss of farmland, wildlife habitats, and sometimes even villages.

Although Hydroelectric Dams Generate Electricity Without Producing Greenhouse Gases, They