Water On The Land Case Studies Flashcards
What were the causes of the Boscastle flood? 2004-MEDC
200mm of rain in 2hours
High tides and onshore winds made flooding worse
Impermeable rock and steep valley sides meant water got to the river fast
Where did the Boscastle flood take place? 2004-MEDC
North Cornwall, South west England on the coast of the English Channel
What were the effects of the Boscastle flood? 2004-MEDC
Cars and buildings destroyed or damaged
£500million of damage
This resulted in peoples homes and business’s being uninhabitable, many people lost a lot of money on repairs
What were the responses to the Boscastle flood? 2004-MEDC
Air borne rescue with helicopters (saved 80 people)
£800,000 put towards a flood defence scheme
Where did the Bangladesh and India flood take place? 2007-LEDC
South Asia, South of Nepal and of the coast of the Bay of Bengal
What were the causes of the Bangladesh and India flood? 2007-LEDC
900mm of rain in July
Snow melting in the mountains
Deforestation in Nepal
Both rivers reached peak discharge at the same time
What were the effects of the Bangladesh and India flood? 2007-LEDC
2000 dead and 25 million homeless
Factories shut and farms inundated
Food shortages and disease spread
What were the responses to the Bangladesh and India flood?
2007-LEDC
Emergency aid from international organisations Military assistance (mainly for aid and organisation) Foreign charities and governments contribute Houses rebuilt on stilts
Two key features of the river tees that could lead to flooding?
Impermeable rock and steep slopes
What was built upstream which helps the river tees not flood? And how?
A reservoir was build upstream which helps to regulate water flow
What is the name of the town and what the recent flood history of the river tees?
Yarn - local market town
It’s last serious flood was in 1995
What has been put in place to prevent the river tees flooding since it’s last serious flood?
Reinforced concrete walls
Earth embankments
Gabions (baskets filled with stone) - protecting other methods from eroding
River straightening (engineering) near the mouth
