What are the pros and cons of hydroeletricity?

Answer 1

Advantages

• It is renewable
• Hydroelectricity produces no gas emissions or waste.
• It is more reliable than solar and wind power - because water can be stored and there is more of it, more often.
• Hydroelectric stations are inexpensive to operate.

Disadvantages

• Large dams take up large areas of land and can cause fish and other animals to relocate.
• Plantlife can be affected by a change in water quality.
• The power stations are expensive to build.