- Advantages: controls major impacts of Chang Jiang's flooding; creates 18000-22500 W of electric power; will make it easier for ships to reach China;s interior
- Cost: official cost - 25 billion bucks; actual cost - between 25 billion and 75 billion
- Dimensions: 607 ft high; 1.3 miles (7661 ft) wide
- Disadvantages: will cause 1-2 million people to be moved; money costs aer much higher than expected; will cause many environmental issues; will flood various archaeological sites; will flood the habitat of massive numbers of organisms, leaving them with no place to live; will cause organisms to be hurt by factories that leak under the water
- When? Dates: started in 1994; expected to finish in 2009
- Where? Location: province of Hubei; groges - Qutang, Wu, and Xiling; goes through cities of Sandouping and Yinchang; in China; on Chang Jiang river
- Why built: to help control flooding of the Chang Jiang; to allow ships to go farther inland; to create electric power