What dams are there on the Yellow River? What's the impact?

Xiaolangdi, Sanmenxia, Liujiaxia, Lijiaxia, Daxia, ... The effect is good: flood storage can prevent floods; Storing clear water and discharging mud can reduce the amount of sediment entering the sea; Can make full use of river water to irrigate farmland along the river; With the help of the volume of water drops and water, it is used to generate electricity; Conducive to raising the water level and facilitating navigation. Adverse effects: siltation; The amount of water downstream will decrease; When the dam was built, it caused a large number of immigrants and destroyed ancient cultural relics; May cause geological activities, such as earthquakes and landslides; Destroy biodiversity, such as fish migration routes blocked; In war, the danger of destruction will increase.

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