Damming the Three Gorges
Are the 400 million people living in the Yangtze basin paying the price for living beside the world's largest hydroelectric dam? Scientists fear it could spark a geological disaster.
The dam was built to ease flooding and power China's industrial heartland but its facing major problems. "Ever since the water level went up... cracks began to appear in the walls," says one villager. Yet some say the benefits of lowering pollution far outweighs the negatives. "The electricity generated by the dam is equivalent to the power generated by 50 million tonnes of coal".
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