3.1.1.1 Natural hazards
Key Idea Natural hazards pose major risks to people and property. Definition of a natural hazard. A natural hazard is a naturally occurring event that has a negative effect on people or the environment. Types of natural hazard. Two Main Types of Natural Hazard Hydro-meteorological hazard: Those caused by running water and its processes (hydro) and those associated with or caused by weather patterns (meteorological). These include floods and hurricanes. Geophysical hazard: Those caused by earth process. There are two types
Factors affecting hazard risk. Factors increasing risk from natural hazards include •Urbanisation and design •Level of development •Farming practices •Accessibility •Proximity to hazard areas •Level of education •Relief of the land •Climate Change |
Key Terms
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Task - Explain the difference between a natural hazard and a human induced hazard? What factors affect the hazard risk?