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7052002
Bangladesh Floods
Description
case study
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geography
gcse
Mind Map by
Leilia Paske
, updated more than 1 year ago
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Created by
Leilia Paske
almost 8 years ago
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Resource summary
Bangladesh Floods
CAUSES
PHYSICAL
most of the country is the huge flood plain & delta of the river Ganges & Brahmaputra
70 per cent of the total area is less than 1 metre above sea level
rivers, lakes and swamps are over 10 per cent of land area.
Heavy monsoon rain falls in summer annual total in Dhaka is high (almost 2000)
Tropical cyclones from the Bay of Bengal bring heavy rain & storm waves in late summer.
snow melts in the Himalayas in summer and the river Ganges floods
HUMAN
Removal of vast areas of forest to provide fuel
increased soil erosion
soil deposited in th river, reducing the capacity of th river rising by 5cm a year.
EFFECTS
IMMEDIATE
social
760 people killed
3o million homeless
35 million effected
Economic
Roads & bridges destroyed
Rice growing & fish farming disrupted
Enviromental
covered half of Bangladesh
LONG TERM
social
more than 1 million children suffered from maintuition & disease in the following months
Economic
re-buliding of roads industry cost $2-3 billion
Emergency flood aid was needed until the following years harvest
Enviromental
Bank & soil erosion water contamination
FLOOD MANAGEMENT
Prime concern is the health, survival & suffering of the people
UN provided food, drinking water, medicines, plastic sheets, boats &other international organisations
In July 1987
world bank prepared an action plan for flood control
3500 kilometres of coastal & river embankments
7 large dams
stop water reaching the land & provide up to 15 flood water storages
additional financial aid was organised for a period of 5 years
future, flood resistant designs should be used in all social & economic infrastructure projects
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