What are disadvantages of hydroelectric power?

Answer

The disadvantages of hydroelectric power include: the high prospective for extreme damage to the local ecosystem and the high cost of its construction. In addition, building a large dam changes the natural water table altitude.
Q&A Related to "What are disadvantages of hydroelectric power?"
The advantages counterbalance the disadvantages so there aren't disadvantages.
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Hydroelectric power is electrical power that is generated from the energy of falling water. It is an environmentally friendly method of power.
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Energy is expended in building the dam, after construction nature runs the process. The dam and reservoir can also be used to impound water for agricultural and recreational use.
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Heat from the sun warms the water in the ocean, which evaporates and condenses to form clouds at higher altitudes. Part of this water returns to the land through precipitation. Precipitation
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