3.2 Impact of natural hazards

Question 1

What makes a natural event a hazard?

Answer 1

The interaction between the natural event, humans, and the human environment.

Question 2

Name two reasons why people live in hazardous areas.

Answer 2

Lack of education about risks, advantages outweigh disadvantages (e.g., fertile soil, geothermal energy, jobs).

Question 3

What is one of the main factors affecting vulnerability to natural hazards?

Answer 3

Poverty

Question 4

How does population density affect vulnerability to natural hazards?

Answer 4

Higher population density can lead to more deaths/injuries and more densely packed buildings.

Question 5

What physical factor can increase vulnerability in coastal areas?

Answer 5

Vulnerability to storm surges and tsunamis

Question 6

How does education level affect vulnerability to natural hazards?

Answer 6

Higher education often correlates with better housing and more informed risk awareness.

Question 7

What is a short-term impact of a natural hazard on infrastructure?

Answer 7

Damage to properties, power cables, and telephone lines

Question 8

Name a long-term economic impact of natural hazards.

Answer 8

Cost of rebuilding affects the economy and increases unemployment