Vulnerability to Tropical Cyclones

Geography: Edexcel IGCSE, topic 1.3.6

Vulnerability to Tropical Cyclones

Not all countries are equally vulnerable to the impacts of tropical cyclones. There are 3 main categories of reasons that determine the extent of a country's vulnerability:

Geographic/physical vulnerability

Geographic/physical vulnerability

Two kinds of areas are vulnerable to tropical cyclones:

  1. Regions with low-lying coasts and cities close to the sea. Nations like the Netherlands would be vulnerable because of their low-lying land.
  2. Regions that are more likely to be on a tropical cyclone path. This is true for the Caribbean and some American states.
Economic vulnerability

Economic vulnerability

  • Less wealthy countries are more vulnerable because they will have less money to spend on flood defences, prevention measures and emergency public services to solve a crisis once it hits.
  • Lower-income nations often have a higher % of their population working in farming/agriculture. These people can be affected by flooding or salination.
  • Wealthier nations should be able to spend more money on constructing buildings and infrastructure that are more cyclone proof.
Social vulnerability

Social vulnerability

  • Lower-income nations usually have lower quality housing (made of wood and sheet metal). They usually have worse national healthcare systems, worse infrastructure, and less well-funded emergency service departments.

Test yourself on Vulnerability to Tropical Cyclones

  • What are the categories of reasons that determine a country's vulnerability to cyclones?

  • Why are poorer countries more socially vulnerable to tropical cyclones?

  • Which of these nations has low-lying land but isn't on a traditional cyclone path?

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