Geography 4.8 - Flood Risk And Management

Question 1

Why is river flood risk increasing

Answer 1

urbanisation, because towns and cities have more impermeable surfaces. deforestation, because removing trees reduces the amount of water intercepted and increases run-off.

Question 2

How soft and hard engineering works

Answer 2

Soft engineering options are often less expensive than hard engineering options. They are usually more long-term and sustainable, with less impact on the environment. There are two main types of soft engineering. This replaces beach or cliff material that has been removed by erosion or longshore drift