Disaster its definition and types

1. DISASTER
(part one)
PRESENTED BY
SARJU MAHARJAN
BSN 4TH YEAR
ACAS

2. OBJECTIVES
 INTRODUCTION
 DEFINITION
 HAZARD
 VULNERABILITY
 PHASES OF DISASTER
 TYPES OF DISASTER

3. INTRODUCTION
 Disasters are as old as mankind
 Originated from Greek Words ‘dus’ meaning bad and ‘aster’ meaning star
 Evolved in Italian as disastro and in French as disaster.

4. Definition
Any occurrence that causes damage , ecological disruption, loss of human
life or deterioration of health and health services on a scale sufficient to
warrant an extraordinary response from outside the affected community or area.
(WHO, 1995)

5. Definition
A disaster can be defined as an occurrence either nature or manmade
that causes human suffering and creates human needs that victim cannot
alleviate without assistance. ( American Red cross)

6. Question time ????
 An earthquake hit the uninhabitated land of Africa? What type of disaster is
this?
Relax , its just a hazard

7. What is hazard???
 Any phenomenon that has the potential to cause disruption or damage to
people and environment
 Hazard is an natural event while disaster is its consequence
 Hazards are inevitable but disasters can be prevented

8. Vulnerability
 The propensity of things to be damaged by a hazard

9. Conditions considered as vulnerability
 Fragile Physical Environment ( Dangerous Locations , Unprotected Buildings
and infrastructures)
 Rapid Urbanization
 Rapid Population Growth

10.  Lack of Preparedness
 Political system
 Fragile Economic system
 Limited Access to Resources

11. Disaster occurs when hazard meets
vulnerability

12. Community Reaction To Disaster
 Heroic Phase
 Honeymoon Phase
 Disillusionment Phase
 Reconstruction Phase

14. Types of Disaster
 Natural Disaster : Caused by Natural hazards/ events.
 Manmade Disaster : Caused by Manmade events/ hazards.

15. Natural
Meteorological
Topographical
Environmental
Manmade
Technological
Industrial
Warfare

22. What type of Disaster is Epidemic?
Natural Disaster