It does not pollute itself. Only the construction of power plants can be potential sources of pollution. It is a domestic source of energy. It is a renewable resource.
Similarly one may ask, what are some disadvantages of using hydropower?
Hydropower offers advantages over other energy sources but faces unique environmental challenges. Hydropower is a fueled by water, so it's a clean fuel source. Hydropower doesn't pollute the air like power plants that burn fossil fuels, such as coal or natural gas.
What are the negative effects of hydroelectric power?
Hydropower does not pollute the water or the air. However, hydropower facilities can have large environmental impacts by changing the environment and affecting land use, homes, and natural habitats in the dam area. Most hydroelectric power plants have a dam and a reservoir.
What are the pros and cons of hydroelectric power?
Cons of Hydroelectric Power
- Environmental damage. Interruptions of natural water flow can have a great impact the river ecosystem and the environment.
- High upfront capital costs.
- Might cause conflicts.
- May lead to droughts.
- Risk of floods in lower elevations.
- Carbon dioxide and methane emission.