Hard Engineering: Three Gorges Dam, China

Question 1

Pros of China’s Three Gorges Dam

Answer 1

Control flooding on Yangtze and generate HEP (Generate elec which is essential for their growth)

Allows surplus water to build, which is then transferred to Northern China with North-South Water Transfer Project

Question 2

Cons of China’s Three Gorges Dam

Answer 2

1.3 million relocated

Low water quality (Upstream industrial pollution)

Decomposing vegetation releases methane when pass through HEP turbines
-Negative for climate change

Question 3

Assessment

Answer 3

Dam important as it provides water source for Water Transfer Project which will have economic water security benefits