Gorkha earthquake Flashcards

1
Q

when was the Gurkha earthquake

A

25th April 2015

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2
Q

what is the GDP of Nepal

A

$24 billion

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3
Q

what is the HDI of Nepal

A

0.583

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4
Q

what plate boundary

A

eurasian and indian plate - convergent

continental - continental

fold mountains

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5
Q

how prone is Nepal to earthquakes

A

11th in the world

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6
Q

on average how many earthquakes every 40 years

A

two 7-8 Mw earthquakes

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7
Q

how does the geological structure of Nepal increase seismic risk

A

valley structures

in Kathmandu valley the depth of sediment reaches 600m

as seismic waves pass through this material - they are amplified - causing structures to swing violently

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8
Q

where was the epicentre

A

90 km NE of Kathmandu

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9
Q

how many aftershocks occurred

A

51 aftershocks equal or greater than 5 MW

included a 7.3 MW shock in May - 200 more fatalities

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10
Q

why did liquefaction occur

A

localised liquefaction in Kathmandu due to lake sediments and high water table

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11
Q

landslides and avalanches caused by the earthquake

A

4000 landslides

most severe in Langtang valley - destroying 3 villages and killing 52

everest avalanche killed 22

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12
Q

economic impacts (4)

A

$10 bn cost to national economy

tourism fell to a 6 year low - loss of $600 million

60 countries offered assistance including EDC’s and LEDC’s

7000 schools destroyed - long term smaller workforce

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13
Q

social impacts (4)

A

increased trafficking of young women and girls for prostitution

1mn in need of food aid

2.8 million people displaced - mainly rural migrants living in Kathmandu

tibetan villages in Himalayas hit hard - due to living on the slopes

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14
Q

environmental impacts (4)

A

freshwater ecosystems in Koshi basins damaged due to increased sediment

loss of family livestock - 17,000 (cattle) - 40,000 chickens

escape of rainbow trout from fish farms damaging local species

2.2% of forest cover lost

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15
Q

political impacts (3)

A

aid distribution hampered by political corruption and ethnic minorities were marginalised

single women struggled to obtain aid - due to patriarchal society norms

India accused of virtue signalling and using aid as method to exert influence in Nepal

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16
Q

name one impact which will have long term implications and explain

A

disruption of the planting season before the monsoon season - long term - not enough food grown within Nepal - failure to allocate food - leaves people without food - may lead to malnutrition - may cause death - furthermore - can’t be regrown as season has passed - have to look to food aid - creates a dependancy - long term loss of productivity

17
Q

how one of the impacts shows unequal impacts of the earthquake within society

A

single women struggled to obtain aid due to patriarchal norms - shows gender inequality - as women do not have the same access to food as men - means they may be further impacted by the earthquake - as they cannot gain aid - lead to single parent families - greater chance of poverty

18
Q

which impact was mainly caused due to the physical feature

A

Tibet people living on steep slopes - deggs model

19
Q

how did they mitigate the loss (4)

A

mobilised 90% of its force - including ex service men

may 1st - Mede Ines sans frontiers and Red Cross - started to medical evacuate the wounded

$3bn was pledged to rebuilding Nepal with India donating $1bn

Nepal government released 500 million rupees for relief

20
Q

how did they mitigate the vulnerability (4)

A

used FINDER technology to locate heartbeats - Kathmandu labs were already mapping the area

month before event - humanitarian aid hub funded by WFP - opened in tribhuvan airport - for anticipated distribution of resources after a disaster

pre planned search and rescue operation Sankat Mochan

people benefited from annual earthquake awareness day on 16th January

21
Q

what challenges did res cue efforts face in Nepal (2)

A

rainfall and aftershocks - potential secondary effects like landslides and building pancaking

government building and personal were lost - reduced preparedness

22
Q

tourism in Nepal

A

started to increase in 2009 - increased from 500,000 to 800,000 in 2012

in 2015 fell from 780,000 to 550,000