Natural Hazards

Risk calculation formula

• H + V + E * T

• H * V * E - T

Concept hazards

• Location with respect to a threat

• Phenomenon, activity, or condition that can cause harm

• Probability of occurrence of an event

• Conditions of a community in the face of a hazards

Natural Hazards

• Geologic

• Atmospheric

• Hydrologic

• Transport accident

Hazard (cause)

• The probability of a hazard occurring and creating loss.

• The realisation of hazard

• A potential threat to humans and their welfare

Geological events

• Volcanic eruptions

• Earthquakes

• Industrial