The Hazard Risk equation

Question 1

How does the UN define a mega disaster?

Answer 1

Over 2000 deaths or the GDP reduced by more than 5% / dependant on international aid for more than a year

Question 2

What can a Degg’s Disaster Model illustrate?

Answer 2

The interaction of physical and human factors that can result in disaster, when there is an overlap

Question 3

What can the hazard risk equation explain?

Answer 3

It uses a formula to explain the risk of natural disaster

Question 4

What is the formula for the hazard risk equation?

Answer 4

Risk (R) = Hazard (H) x Vulnerability (V)

Question 5

How can risk (R) be reduced according to the hazard risk equation?

Answer 5

It can be reduced by a reduction in vulnerability (V)

Question 6

What are human factors that cause vulnerability?

Answer 6

Poor governance can lead to building codes not being enforced
Lack of education can lead to poor search and rescue
Limited access can mean aid is slow to arrive