Topic 1a - Typhoon Haiyan and Hurricane Harvey Flashcards

1
Q

When did Typhoon Haiyan occur?

A

3rd Nov 2013 to 11 Nov 2013 in the Philippines (emerging country)

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2
Q

What were the category and storm surge of Typhoon Haiyan?

A

Category 5

5m storm surge

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3
Q

What were the number of deaths and economic cost of Typhoon Haiyan?

A

7000 deaths

$3.8bn of damage cost

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4
Q

What was the preparation for Typhoon Haiyan?

A
  • assisted in tracking the typhoon with data from Japan
  • gov used PSWS to warn people in areas of risk of flooding to landslides
  • evacuated to safer areas and military ordered to send planes and helicopters
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5
Q

What was the response for Typhoon Haiyan?

A
  • 2 days warning
  • 750,000 evacuated
  • emergency aid from charities (repairing fish boats nd distributing rice seeds) and Β£480m raised by UN appeal
  • Taiwan mobilised 31,000 workers to clear debris
  • UK - toilets, hygiene and psychological first aid
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6
Q

What was the environmental impact of Typhoon Haiyan?

A
  • 7m high waves and 5m storm surge
  • 71,000 hectares of farmland ruined
  • oil spill = mangrove ecosystem destroyed
  • major roads blocked by trees
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7
Q

What was the social impact of Typhoon Haiyan?

A
  • 7,000 dead
  • 1.9m homeless
  • 6m displaced
  • gov devastated as only 72/25,000 workers able to work
  • widespread looting by escaped prisoners
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8
Q

What was the economic impact of Typhoon Haiyan?

A
  • $3.8 bn damage
  • 6m workers lost income ]- rice/corn/sugar production destroyed
  • Tacloban City Airport flooded so planes couldn’t land
  • Fishing communities lost 30,000 boats
  • 624 million of Philippines’ GDP was spent on disaster risk reduction (DRR)
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9
Q

When did Hurricane Harvey occur?

A
  • 17th Aug 2017 - 2nd Sept 2017 in Houston (Texas and Louisiana, USA = developed)
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10
Q

What was the category and storm surge of Hurricane Harvey?

A
  • Category 4

- 3.5m storm surge

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11
Q

What was the number of deaths and economic cost of Hurricane Harvey?

A
  • 107 deaths

- $125bn of damage

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12
Q

What was the preparation for Hurricane Harvey?

A
  • cots and food provided
  • trucks and equipment placed
  • diesel generators installed at all stations
  • boat and air sources were coordinated
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13
Q

What was the response for Hurricane Harvey?

A
  • charity response (American Redcross)
  • commercial planes to evacuate and bring in supplies
  • local companies provided meals for volunteers and victims
  • Singapore shared Chinook helicopters
  • Isreal sent $1m and Mexico sent volunteers rescuers
  • Venezuela provided $5m and federal gov. gave $1bn for flood insurance, low-interest rebuilding loans, hotel room costs etc.
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14
Q

What was the environmental impact of Hurricane Harvey?

A
  • low lying land with deltas flooded - due to storm surge
  • chemical spills from pipeline contained floodwaters
  • stagnant water carried West Nile virus
  • alligators dying and damage to swamp on coastline
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15
Q

What was the social impact of Hurricane Harvey?

A
  • 107 deaths (103 in Texas, mainly flooding)
  • 1,000 homes destroyed & 17,000 major damage
  • 30,000 displaced
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16
Q

What was the economic impact of Hurricane Harvey?

A
  • $125bn damage
  • oil refinery closed -fuel shortage and a 10% drop in oil production
  • cotton fields damaged and harvest ruined
  • insurance bill of $10bn
17
Q

What affects risks and impacts?

A

disaster risk = (hazard event * vulnerability)/ capacity to cope

18
Q

What are the physical characteristics of hazard events?

A
  • intensity of cyclone (energy released)
  • location and secondary hazards (mountains with loose soils = landslides and low-lying = storm surges)
  • time of the event (day/night/during school)
19
Q

What do humans do to make the situation better and improve the capacity to cope?

A
  • mitigation and prediction schemes (radar and modelling)
  • preparation of property and people
  • emergency response/ aid relief
  • time of recovery (temp. shelters and long term mitigation)
  • strong government
20
Q

What do humans do to make the situation worse and increase vulnerability?

A
  • RUM
  • addition of stress to hillsides (slums)
  • deforestation and reducing slope strength
  • low precipitation
  • weak gov. with other priorities