EQ3 Lesson 18 - Multiple Hazard Zones

Question 1

What is a multi hazard zone?

Answer 1

Area with potential vulnerability to at least type 1 natural hazard, which can interact to cause complex disasters

Question 2

Which factors make regions more vulnerable to disasters?

Answer 2

Wealth + Development
Population density
Urbanisation
Geographical situation
Event frequency
Governance

Question 3

Describe the rough global distribution of Multi Hazard Zones

Answer 3

High concentration around Pacific Plate
High concentration in South East Asia + Far East
High concentration along West coast of the Americas
Scattered distribution within Europe
Few hazards zones within Africa + Russia

Question 4

Give 2 examples of multi hazard zones

Answer 4

Philippines
California coast

Question 5

Which events are the Philippines at the greatest risk of?

Answer 5

Cyclones
Volcanic eruptions
Flooding (Result of cyclones)
Landslides (Result of cyclones + deforestation)

Question 6

Which events is the California coast at the greatest risk of?

Answer 6

Earthquakes (San Andreas + Hayward faults)
Landslides (Result of earthquakes, heavy rain + erosion)
Drought

Question 7

Why do large urban areas often have high multi hazard risk?

Answer 7

High population density
Poor/Minimal building planning
Rising poverty around dangerous sites (E.g., River banks)