What are the advantages and disadvantages of hydroelectricity?

Asked by Manisha Nayak | 31st Aug, 2012, 10:40: PM

Expert Answer:

1. Once a dam is constructed, electricity can be produced at a constant rate.
2. Dams are designed to last many decades and so can contribute to the generation of electricity for many years / decades.
1.Dams are extremely expensive to build and must be built to a very high standard.
2. The flooding of large areas of land means that the natural environment is destroyed.

Answered by  | 3rd Sep, 2012, 10:09: AM

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