1
Q
When did the tsunami occur?
A
2004
2
Q
How many people died?
A
227,000
3
Q
Where did the earthquake originate?
A
Off the coast of Sumatra, Indonesia
4
Q
What was the magnitude?
A
9.0-9.3
5
Q
How tall were some waves?
A
17m
6
Q
How long did the waves take to reach Sumatra?
A
15 minutes
7
Q
How many were affected?
A
5 million
8
Q
How many were left homeless?
A
1.7 million
9
Q
How many tourists were killed?
A
9000
10
Q
How far did the tsunami reach inland?
A
3km
11
Q
What are some of the reasons for the level of destruction of the tsunami?
A
- no early warning systems
- densely populated coastal communities
- low lying coastlines
- low development
12
Q
What are some social impacts?
A
- in some villages, 70% of inhabitants killed
- 1500 villages destroyed in Sumatra
- destruction of infrastructure
13
Q
What are some economic impacts?
A
- 60% of Sri Lankan fishing fleet destroyed
- 120,000 jobs lost in Thai tourism industry
- economic cost of $10 billion
14
Q
What are some environmental impacts?
A
- ecosystems damaged (coral reefs, wetlands)
- freshwater supplies + soil contaminated by salt water
Tectonics Case Studies
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