Methods of tectonic hazard mitigation Flashcards

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1
Q

Volcanic eruption
how can it mitigated

A

Barriers diverting lava flows away from Mt Etna in Sicily in 1991
7 billion tones of water sprayed onto approaching lahars to cool them down and solidify them in 1973c in Iceland

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2
Q

Volcanic eruption how can you mitigate vulnerability

A

Monitoring and predicting
Evacuation plans
Warning systems

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3
Q

Volcanic eruption how can you monitor the loss

A

Rescue and relief efforts
aid from governments and NGOs to help with rescues and providing necessities post event

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4
Q

Earthquakes how can you modify the event

A

Not yet possible

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5
Q

Earthquakes how can you modify vulnerability

A

Planning codes and restrictions
- building codes requiring aseismic (earthquake-resistant) buildings (in Japan)

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6
Q

Tsunamis how can you modify the event

A

Costal defences and hard engineering, for example Japan has built a 400km chain of concrete sea walls in some places being 12m heigh

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7
Q

Tsunamis how can you modify human vulnerability

A

Education on risks and how to stay safe
Clear marked evacuation routes
Warning and prediction systems

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