Chapter 1 - Introduction to Disaster and and Disaster Risks
Panabo National High School –Senior High School New Site, Gredu, PanaboCity
Disaster Readiness and Risk Reduction (DRRR)
Basic Definitions & Terms Learning Objectives
At the end of th is session, you should be able to:
Define disaster, disaster risk, elements at risk, hazards, exposure, sensitivity, adaptive capacity, vulnerability, and concepts of disaster risk management.
Arzelo D. Rivas Rivas Secondary Teacher Teacher II II 4
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Disaster Risk
DISASTER The serious disruption of the functioning of society, causing widespread human, material or environmental losses, which exceed the ability of the affected people to cope using their own resources .
• Disaster risk is the potential loss in lives, health status, livelihoods, and various assets.
An event, either man-made or natural, sudden or progressive, causing widespread human, material or environmental losses 9
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Disaster Risk The probability that a community’s structure or geographic area is to be damaged or disrupted by the impact of a particular hazard, on account of their nature, construction, and proximity to a hazardous area. 10
Disaster Readiness and Risk Reduction
Mechanism behind emergence of natural disasters
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Chapter 1 - Introduction to Disaster and Disaster Risks
Elements at Risk
Vulnerability
Persons, buildings, crops or other such like societal components exposed to known hazard, which are likely to be adversely affected by the impact of the hazard.
Is a condition or sets of conditions that reduces people’s ability to prepare for, withstand or respond to a hazard
Exposed Elements
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HAZARD Phenomenon or situation, which has the potential to cause disruption or damage to people, their property, their services and their environment
There is a potential for occurrence of an event
Hazards
Biological Hazards
• Natural hazards are phenomena that may
• Hazards caused by
cause severe death toll, damages to property, environment, and socioeconomic condition of communities.
• Three different types of natural hazards • Biological Hazard • Geologic Hazard • Hydrometeorological Hazard 16
Disaster Readiness and Risk Reduction
exposure of living organisms to toxic substances and microorganisms that cause sickness, such as epidemic diseases caused by vial and bacterial infection.
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Chapter 1 - Introduction to Disaster and Disaster Risks
Geologic Hazards
Hydrometeorological Hazard • Hazards that involved phenomena that are of atmospheric, hydrological, or oceanographic in nature.
• Events that
originated in solid ground 18
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Adaptive Capacity
Impacts of Disasters
Those positive condition or abilities which increase a community’s ability to deal with hazards.
Can be identified as direct, indirect, and intangible.
ASPECTS AFFECTED Social Economic Environmental
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THE DISASTER MANAGEMENT CYCLE
Response
DISASTER PREPAREDNESS
MITIGATION
PREVENTION
RESPONSE/RELIEF
REHABILITATION
RECONSTRUCTION DEVELOPMENT
Disaster Readiness and Risk Reduction
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Actions taken immediately following the impact of a disaster when exceptional measures are required to meet the basic needs of the survivors. 24
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Chapter 1 - Introduction to Disaster and Disaster Risks
Relief Recovery
Measures that are required in search and rescue of survivors, as well to meet the basic needs for shelter, water, food and health care.
The process undertaken by a disaster affected community to fully restore itself to pre-disaster level of functioning. 25
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Rehabilitation
Actions taken in the aftermath of a disaster to: • assist victims to repair their dwellings; • re-establish essential services; • revive key economic and social activities
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Development
Reconstruction Permanent measures to repair or replace damaged dwellings and infrastructure and to set the economy back on course.
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Disaster Readiness and Risk Reduction
Sustained efforts intended to improve or maintain the social and economic well-being of a community 31
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Chapter 1 - Introduction to Disaster and Disaster Risks
Prevention
Mitigation
Measures taken to
Measures taken prior to the impact of a disaster to minimize its effects (sometimes referred to as structural and non-structural measures).
avert a disaster from occurring, if possible (to impede a hazard so that it does not have any harmful effects).
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Mitigation Preparedness
Measures taken prior to the impact of a disaster to minimize its effects (sometimes referred to as structural and nonstructural measures).
Measures taken in anticipation of a disaster to ensure that appropriate and effective actions are taken in the aftermath.
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Mitigation Measures taken prior to the impact of a disaster to minimize its effects (sometimes referred to as structural and nonstructural measures).
Prevention Measures taken to avert a disaster from occurring, if possible (to impede a hazard so that it does not have any harmful effects). 35
Preparedness Measures taken in anticipation of a disaster to ensure that appropriate and effective actions are taken in the aftermath.
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Disaster Readiness and Risk Reduction
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