Wednesday 23 September 2015

DISASTER , TERMS

DISASTER:
A disaster is a serious disruption of the functioning of a community or a society involving widespread human, material, economic or environmental losses and impacts, which exceeds the ability of the affected community or society to cope using its own resources.

3 important criteria's:

1. Serious disruption of society
2.Widespread loss of Human, material, economic or environmental
3. exceeds the ability of the local community to cope up using it own resources.



Disasters : 1980 to 2009




























         HAZARD

Hazard is the potentiality of a physical event that may cause loss of life or property


VULNERABILITIES

Vulnerabilities are the factors or processes - physical, social , economic and environmental- which increase the susceptibility of an area or a community to the impact of hazards

 RISK

Risk is defined as the probability of harmful consequences or expected losses ( deaths, injuries, property, livelihoods, Economic activity disrupted or environment damaged)

RISK = Hazards X Vulnerability



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