RIVER HARD ENGINEERING

Question 1

Hard engineering?

Answer 1

Dams and reservoirs, channel straightening , embankments, flood relief channels

Question 2

Dams and reservoirs

Answer 2

Large storage capacity, generate electricity, store drinking water, recreation
- expensive, damage to environments and people displaced

Question 3

Channel straightening

Answer 3

Moved quickly away, reduces flood risk
- expensive, looks unattractive, increase flooding downstream

Question 4

Embankments?

Answer 4

Increases river capacity, new habitats, walkways
- looks unattractive, greater flood risk when fail

Question 5

Flood relief channels?

Answer 5

Recreation, new habitats, flood risk reduced
- expensive, ongoing maintenance needed, may look inatrract if concrete used