Tectonics- EQ3 Flashcards

How successful is the management of tectonic hazards & disasters? (8 cards)

1
Q

3 Tectonic Mega-Disasters

A

2004 Indian Ocean Tsunami
2010 Eyjafjallajökull
2011 Japanese Tsunami

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2
Q

6 Parts of a Hazard profile?

A

Magnitude
Speed of onset
Areal extent
Duration
Frequency
Spatial Predictability

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3
Q

Multiple hazard zones (E.g Philippines) feature:

A

Earthquakes
Floods
Volcanoes
Mudslides
Drought
Pyroclastic Flows
Landslides

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4
Q

4 Stages to hazard management cycle?

A

Response
Recovery
Mitigation
Preparedness

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5
Q

Mitigation vs Adaptation

A

Mitigation: Actions that a community can use to help reduce vulnerability before a tectonic hazard

Adaptation: Ways in which communities may be able to live with a tectonic hazard by adjusting to help communities reduce risk

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6
Q

3 Stages to PARKS model (Response & Recovery)?

A

Relief (Hours-Days)
Rehabilitation (Days-Weeks)
Reconstruction (Weeks-Years)

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7
Q

Prediction of tectonic events consists of 3 things:

A

EQ’s occur on plate boundaries
Spatial prediction only
Tsunamis at 6.0M or greater

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8
Q

4 Strategies to modify the event:

A

Modify the cause
Modify the event
Modify the loss
Modify the vulnerability

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