Global Hazards Case Studies Flashcards
1
Q
Give an example of a weather hazard in the UK.
A
2012 Drought
2
Q
Causes of 2012 UK Drought
A
- Accumulation of dry weather since September 2010.
- Blocking of anticyclones stopped the Jetstream and low pressure systems from moving southeast.
3
Q
Impacts of 2012 UK Drought
A
- Bewl Bridge reservoir in Kent below half level.
- 45 mile chalk river Kennet ran dry.
- Farmers planted 80% of usual.
- Vulnerable fish needed rescue from 220 mile River Severn.
4
Q
Responses to 2012 UK Drought
A
- Temporary hosepipe ban affecting 20 million people, with a £100 fine.
- Urgent water transfer schemes, relied on by 100,000 people.
5
Q
Give an example of a weather hazard outside the UK.
A
Typhoon Haiyan
6
Q
Causes of Typhoon Haiyan
A
- Abstracting too much groundwater - parts of the country sank.
- Philippines 3x average sea level rise due to global warming.
- Tacloban Bay islands too small and unconcentrated to mitigate typhoon.
- Low wind shear.
7
Q
Impacts of Typhoon Haiyan
A
- 6300+ deaths.
- 2.86 billion USD damages.
- 670,000 made homeless.
- 77% of farmers, 74% of fishermen lost main source of income.
8
Q
Responses to Typhoon Haiyan
A
- 1215 evacuation centres set up.
- £190 million in UN appeal.
- 1500km roads, 1100km drainage canals repaired.
- By April 2014, services restored to 560 schools.
9
Q
Give an example of a hazardous tectonic event in an LIDC.
A
Nepal Earthquake
10
Q
Causes of Nepal Earthquake
A
- Century of build up (Indian and Eurasian plates), ~20mm annual push.
- 15km focus depth - lots of shaking.
- Caused avalanches on Mt. Everest - more damage.
- 1994 Nepal x UNDP building code not followed - more damage.
11
Q
Impacts of Nepal Earthquake
A
- 9000+ deaths.
- 22,000+ injured.
- 500,000+ houses destroyed.
- 10 billion USD in damages.
12
Q
Responses to Nepal Earthquake
A
- 415 million USD requested by Nepali government.
- India supplied 22 tonnes of food, 50 tonnes of water.
- Oxfam created cash-for-work projects.
