Yangtze 3 Gorges Dam

Question 1

Benefits: Enviromental

Answer 1

Millions of Ha of farmland saved.
Animals Saved.
No air pollution in energy production.

Question 2

Benefits: Social

Answer 2

50million lives saved from potential future floods.

Water supplies for 13 million in Shanghai secured.

Question 3

Benefits: Economic

Answer 3

10,000 tonne ships can now navigate river.
Generates 10% Chinas Electricity, boosting economy.
Guaranteed irrigation raising grain production.
Huge cost saved from preventing floods.

Question 4

Disadvantages: Social

Answer 4

1.2 million ppl displaced and repositioned, with many not fully compensated.
150 towns flooded. 1300 villages.
Landslide frequency increased.
Over 1000 cultural and Archaeological sites flooded.

Question 5

Disadvantages: Economic

Answer 5

500% increase in river traffic.
Huge hard engineering cost of $24 billion (could be twice as much).
In case of strong EQ, flood would be devastating.

Question 6

Disadvantages: Environmental

Answer 6

Animals deaded, white flag river dolphin endangered.

Lake has become a repository for City and Industry waste.

Question 7

Reservoir Size

Answer 7

400miles