• Unexpected and uncontrollable natural event of an unusual magnitude that threatens the activities of people or people themselves
  • Natural event only becomes a hazard if it affects/threatens people and property
  • Natural disasters is a natural hazard event that actually resulted in a disaster :)

Types of Natural Hazards

  • Geomorphological
  • Metoerological
  • Hydrological
  • Biological

Characteristics of Natural Hazards

  • Magnitude
  • Frequency
  • Duration
  • Speed of Onset
  • Regularity
  • Areal extent
  • Spatial concentration