3 Gorges Dam

The idea of building a dam across the Yangtze river to control flooding and to and to harness it for hydropower has been the dream of several generations of Chinese since the time of Dr. Sun Yat Sen, forerunner of China's democratic revolution. The first proposition for construction dates back to the year 1919, when Dr. Sun Yat Sen suggested to build a dam at the Three Gorges. Since 1954, Chinese and foreign scientists and engineers have devoted themselves to the planning, design and consulting work of the project.

As planned, the capacity of Three Gorges dam, 17 million kilowatts, will top that of the largest dam currently operating by 40 percent. Its projected annual power ...

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far outweigh the costs. The principal advantage of the project is to generate power to keep pace with China's economic growth. It is estimated that China's power output must rise by 8 percent annually to keep pace with 6 percent annual increase in gross national product. In practical term, that means the nation's total 1990 power capacity of 130 million kilowatts must grow to 580 million by the year 2015.

Chinese officials note that the dam will relieve the danger of flooding. The Chang Jing River Valley has been chronically threatened by flooding. For example, in 1954, a flood killed 30.000 people and left one million homeless. In addition, navigation capacities on the river from Yichang to Chongging will be improved, thus, 10.000 tons fleets can make direct trips.

Another advantage of the dam is to reduce emissions of sulfur dioxide and carbon dioxide; generating electricity equal to about 40 million tons of coal. China's growing coal consumption poses a huge ...

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Added: 4/13/2011 11:33:39 AM
Submitted By: aloy113
Category: Asian Studies
Type: Premium Paper
Words: 837
Pages: 4

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