How did the Three Gorges Dam affect farming?

Moreover, a couple of other studies demonstrated that the construction of the TGD had an adverse effect on agricultural environment, including the agricultural water and the land resources [14,27,30]. However, on the other hand, its effective flood control function is able to reduce the scale and frequency of flooding.



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Dam construction has played significant roles in flood control, irrigation, navigation, and energy supply; however, the enormous negative effects, such as landslides, ecological problems, and water quality decline, could surpass positive gains.

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The most important effect that the construction of the Three Gorges Dam has had on Chinese society has been the displacement of millions of people from the Yangtze river region. In order to establish the reservoir, hundreds (possible thousands) of towns and villages were evacuated and later submerged.

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The Three Gorges Dam project threatens many endangered species that are native to the Yangtze River. The baiji dolphin, the ancient river sturgeon and the finless porpoise depend on the Yangtze for their survival. The population of Siberian cranes in Poyang Lake will also be affected by the dam.

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Over 1,300 cultural and archeological sites and 100,000 hectares of agricultural land have been submerged by the reservoir, while also impacting the habitats of over 6,000 plant species, 500 terrestrial vertebrates and 400 species of fish along the Yangtze River.

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Nonetheless, the Three Gorges Dam has had some huge negative social impacts. Over 1.2 million people were required to leave their homes as they were going to be inundated by the dam's reservoir. The people who refused to leave were forcibly removed from their homes.

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