Case Study: River Derwent

The River Derwent

Flooding at the river was due to two types of causes: Physical causes (natural reasons for flooding) and Human causes (actions done by humans to cause flooding).

In this case study there are 3 physical causes and 2 human causes.

Physical Causes:   

• Time of Year: Snow had melted in the York Moors, this causes the ground to become saturated.
• Heavy Rainfall: Between Feb 28th and March 11th 250mm of precipitation fell…