4.8

Question 1

Why is river flood risk increasing?

Answer 1

1. Frequency of storms and intensity of storms in the Uk is increasing maybe because of climate change
2. More periods of wet weather mean that ground is saturated making more surface run off, increasing the risk of flooding

Question 2

Compare how soft and hard engineering schemes work

Answer 2

Hard: large amounts of man made materials, aim to stop natural processes
Soft: uses natural materials, aim to work with natural processes

Question 3

Explain what each soft engineering scheme is, how they work and the
pros/cons

Answer 3

Relatively cheap
Eco friendly
Not sustainable

Question 4

Explain what each hard engineering scheme is, how they work and the
pros/cons

Answer 4

Sustainable

Not eco friendly
Expensive