boscastle case study Flashcards
1
Q
when was the boscastle flash flood
A
august 2004
2
Q
what were the causes of the flash flood
A
low pressure system bought warm air from the Atlantic which cooled as it rose above the land.
lots rain previously meant water couldn’t be absorbed by ground
boscastle is in a steep sided valley
3
Q
what were consequences of the flash flood
A
58 properties, 4 businesses, destroyed
50 cars washed out to see
tourism dropped and 90% of the economy relied on tourism
4
Q
what were the responses to the flash flood
A
around 100 people air lifted out
£10 million flood defence scheme opened which windened and deepened the river
