Question

What are the positive and negative effects of the Three Gorges Dam project in China? Write your answer in complete sentences.

Answer 1

Answer:

The construction of the Three Gorges Dam on the Yangtze River has a number of positive and negative economic impacts for the Three Gorges area and for China. ... With the building of the Three Gorges Dam, the flood frequency is increased to one-hundred years, thus lessening the impact floods with have on the economy.

Explanation:

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.

Some positive results of the Three Gorges Dam include the use of water, a natural and renewable resource, as an energy supply. Hydroelectricity is clean since no greenhouse gases are emitted from producing this type of energy.

Answer 2

Three Gorges Dam

Explanation:

Dam is an important way of water-resources utilization in large rivers. It has its pros and cons. I have given the pros and cons of the Three Gorges Dam (TGD) project in China below.

Pros:

1. Flood control.
2. Improves irrigation.
3. Can be used for navigation.
4. Hydroelectric power generation.

Cons:

1. Can cause landslides.
2. Ecological problems aggravate due to the clearing of the forests in that area.
3. Water quality decline due to stagnation of running water.
4. Reservoir-triggered seismicity.
5. Siltation.
6. Sediment discharge decline.