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Hazards case studies
Earthquakes
The Indian Ocean
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Created by
Ellie Wolstenhulme
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Cards (22)
When did it happen?
26th December 2004
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What was the magnitude?
Between 9.0 and
9.3
, the
second
biggest in history
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Were there any warning systems in place?
Radio and Television alerts were not broadcast in
Thailand
and other countries until nearly after the
waves
had hit
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How many countries did the tsunami directly affect?
11
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What was the range between how long it took from the initial displacement of the sea bed to the wave hitting land masses?
15
minutes -
90
minutes
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What was the cause of the Tsunami?
15m
vertical displacement of
1600km
of sea bed, 240 km North West of the Indonesian coastline. At a Destructive plate
boundary.
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How many people died?
Up to
300,000
- thousand of bodies never been
recovered
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Vegetation and soil were removed up to how many metres inwards?
800m
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What happened to coastal settlements?
They were
obliterated
for example the City of Banda Aech in
Sumatra
was devastated
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What happened initially to the infrastructure ?
Infrastructure was
destroyed
, the islands of
Andaman
and Nicobar were all but cut off as jetties were washed away
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How many people were forced to seek refuge?
500,000
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What economies lost their income and give a more specific example?
Fishing
, agriculture and tourism. For example 44% of the population living in the Aceh Province lost their livelihoods and in
Thailand
the cost to the fishing industry was £226m.
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What was contaminated by salt
water
?
Water supplies
and
soils
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How many Aid and UN organisations and agencies were implemented?
160
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Give an example of a foreign military troop providing assistance
The Australian air force improved air traffic control at
Banda Aceh airport
,
Indonesia.
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What slowed aid distribution?
Political barriers
, for example In Sri Lanka aid was delayed to areas held by rebel
Tamil Tigers
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what type of large scale programmes were implemented?
Programmes of
reconstruction
, but there were still many thousands left in
tents
a year on
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Education on what began in schools?
Tsunamis
and
drills
and evacuations
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What happened to coastal zones?
They were
Hazard
mapped to identify areas most at
risk
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What system did the UN put into place?
Tsunami warning system
for the Indian ocean
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What resorts were quickly rebuilt ?
Tourist resorts such as those in
Phuket
and
Thailand
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What was prejudice highlighted?
Existing government prejudices for example in India the
Dalits
, an
underclass
, were ignored by the government
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