Tectonics Flashcards

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1
Q

Give one example of an earthquake in the developing world

A

Haiti earthquake January 2010

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2
Q

What magnitude was the Haiti earthquake?

A

7.0

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3
Q

What were the primary effects of the earthquake?

A

Haiti government reported that around 200,000 people died, 300,000 were injured, and 1,000,000 were made homeless. 250,000 homes damaged or destroyed.

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4
Q

Where was the epicentre of the Haiti earthquake?

A

16 miles west of port au prince

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5
Q

What were the secondary effects of the Haiti earthquake?

A

2,000,000 were left without food, regular power cuts occurred, crime and looting became a problem, and in November there were Cholera outbreaks.

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6
Q

What slowed down the immediate response to the Haiti earthquake?

A

The control tower at the airport was severely damaged, the port became unusable, and there weren’t enough trucks and people to distribute aid.

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7
Q

What were the immediate responses to the Haiti earthquake?

A

£20 million donated by the uk, US sent rescue teams and 10,000 troops, 235,000 people were moved away from port Au prince.

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8
Q

What were some long term responses to the Haiti earthquake?

A

Foreign aid, building new homes to a higher standard, and rebuilding of the port.

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9
Q

How many people still live in temporary accomodation?

A

over 1 million

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10
Q

Why was Haiti so badly effected?

A

Lack of doctors, 3 million people live in port au prince, buildings were not constructed to be earthquake resistant, there was no warning to its residents.

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11
Q

Give an example of an earthquake in the developed world

A

Christchurch earthquake February 2011.

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12
Q

What magnitude was the Christchurch earthquake?

A

6.3

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13
Q

How many people were killed or injured by the Christchurch earthquake?

A

185 people killed, 3100 people injured

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14
Q

How many building were destroyed by the Christchurch earthquake?

A

10,000

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15
Q

How much did the damage cost? (Christchurch)

A

28 billion dollars

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16
Q

What damage was caused to the infrastructure by the Christchurch earthquake?

A

water and sewage pipes were damaged and liquefaction destroyed many roads.

17
Q

What were some secondary effects of the earthquake?

A

schools were closed for 2 weeks, 20% of the city’s population migrated, it will take 50-100 years for the economy to fully recover, two large aftershock struck 4 months after the initial quake

18
Q

What were the short-term responses the the Christchurch earthquake?

A

30,000 people were provided with chemical toilets, Australian police officers were flown in to help keep law and order, $6 million of aid was donated, Red cross supplied aid workers.

19
Q

What were the long-term responses to the Christchurch earthquake?

A

10,000 new affordable homes were built, water and sewage were restored by August 2011, New Zealand government provided temporary housing.

20
Q

Give an example of a Volcanic eruption

A

Mt Pinatubo

21
Q

What magnitude was the Pinatubo eruption?

A

6 on the VEI

22
Q

What were the Hazards of the Pinatubo eruption?

A

Pyroclastic flow, 1 cubic mile of material ejected, and caused Lahars.

23
Q

Primary impacts of the Pinatubo eruption?

A

350 people died during the eruption, 700 million USD in damages, 800km^3 of agricultural land was destroyed.

24
Q

What year was the Eyjafjallajokull eruption?

A

March and May 2011

25
Q

What magnitude was the Eyjafjallajokull eruption?

A

3 on the VEI

26
Q

How many times did Eyjafjallajokull erupt?

A

3 times from March-May

27
Q

Primary impacts of the eruptions?

A

500 people had to be evacuated, airlines lost 130 million GBP per day

28
Q

Secondary impacts?

A

water supplies were contaminated with fluoride, flooding was caused by glacier melt