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548474
Asian Tsunami
Description
Mind Map on Asian Tsunami, created by gilese68 on 02/13/2014.
Mind Map by
gilese68
, updated more than 1 year ago
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Created by
gilese68
almost 11 years ago
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Resource summary
Asian Tsunami
Formation
Very large displacement of water
Waves can be 1-5m high
Waves can travel at 100-1000km/hr
The wave moves rapidly in deep ocean
When the wave nears the land it slows but it increases in height
The wave then heads inland destroying all in its path
Wave can be 10-15m on land
When and Where
26th December 2004
Bay of Bengal and Indian Ocean
9.0 on the Richter Scale
Shallow epicentre at only 30km
What Happened
Waves travelled east and west from the fault line
The waves travelled from Indonesia to East Africa
Short Term Impacts
Buildings and houses destroyed
Utilities cut off
Fishing boats washed ashore
Water Contamination
Infrastructure Damage
Many children were made orphans
Homelessness of people
At least 240,000 deaths
Long Term Impacts
Economical Effects
Damage to tourism industry
Loss of fishing industry
Primary sectors impacted most
People will be forced to take on debt just so they can feed their family
Social
Malaria and Cholera spreading rapidly
Lack of safe drinking water
Diarrhoea
Lack of food
Malnutrition
Lack of shelter
Environmental
Damage to coastal ecosystems
Sandy beaches gone
Turtle nesting areas
Why were the impacts so hight?
The earthquake was massively powerful
Tsunamis are not very common in the Indian Ocean so people did not know how to react
The coastal areas are flat and low lying
Very little warning, 15 minutes warning maximum
Densely populated area, increased the death toll
Barely any access to emergency equipment
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