10.3.2

Natural Factors

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Physical Factors Affecting Food Production

Drought, flooding, tropical storms and pests can impact food production

Illustrative background for DroughtIllustrative background for Drought ?? "content

Drought

  • Drought is when there is not enough precipitation so there are shortages of water.
  • This means that plants may not grow properly or at all.
Illustrative background for FloodingIllustrative background for Flooding ?? "content

Flooding

  • Flooding is caused by a river bursting its banks or by prolonged rainfall or snowmelt.
  • This results in a lot of water on the ground.
  • This can wash soil and crops away and drown livestock.
Illustrative background for Tropical stormsIllustrative background for Tropical storms ?? "content

Tropical storms

  • Tropical storms: the heavy rainfall during tropical storms can cause flooding.
  • The salty water from storm surges (big waves from the sea) kills crops that like fresh water.
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Pests

  • Pests can eat crops in a short period of time, and are often insects e.g. locusts.

Jump to other topics

1Paper 1 - Changing River Environnments

2Paper 1 - Changing Coastal Environments

3Paper 1 - Changing Ecosystems

4Paper 1 - Tectonic Hazards

5Paper 1 - Climate Change

6Paper 2 - Changing Populations

7Paper 2 - Changing Towns & Cities

8Paper 2 - Development

9Paper 2 - Changing Economies

10Paper 2 - Resource Provision

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