Case studies for hazards

Question 1

Earthquakes in HIC’s case study

Answer 1

Christchurch New Zealand, 2010

• magnitude of 7.1
• aftershock earthquake of 6.3 in 2011 and killed 185 people.
• The aftershock earthquake’s epicentre was 40km west of Christ church and 10km deep.

Question 2

Earthquakes in LIC’s case study

Answer 2

Haiti’s earthquake in 2010

• 7.0 magnitude
• 25km west of port-au-prince at a depth of 3km
• 330,000 killed and 250,000 injured
• mainly shanty settlements
• red cross estimated that over 3 million people needed emergency aid

Question 3

Managing Urban landslides case study

Answer 3

Kalimpong india

• poor water management and slope distribution
• the population are poor and a lack of education means they are unaware of effect of digging out parts of the slope
• water is discharged with no control

Question 4

Volcanic eruption and hazard risk

Answer 4

Monserrat, 1995

• volcanic debris stretched for 4km
• destroyed 150 houses
• destroyed the capital Plymouth
• GDP decreased by 37%
• 19 people were killed.