Hazard, risk and Vulnerability (1).pptx

6,252 views 20 slides Mar 06, 2023
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About This Presentation

Hazard Risk and Vulnerability Analysis in context of a disaster.


Slide Content

HAZARD RISK AND VULNERABILITY

CONTENTS HAZARD TYPES OF HAZARDS CLASSIFICATION OF HAZARD HAZARD ASSESSMENT VULNERABILITY VULNERABILITY TYPES VULNERABILITY ASSESSMENT RISK RISK TRIANGLE RISK ASSESSMENT ‹#›

CONTENTS CAPACITY CAPACITY ASSESSMENT HAZARD, VULNERABILITY AND RISK ANALYSIS CONCLUSION REFERENCES ‹#›

HAZARD According to the International Strategy for Disaster Reduction (ISDR) hazard is a potentially damaging physical event, phenomenon or human activity that may cause the loss of life or injury, property damage, social and economic disruption or environmental degradation. According to UNDRR, it is a dangerous phenomenon, human activity or condition that may cause social, economic and environmental damage. ‹#›

Natural Human induced ‹#› TYPES OF HAZARDS

Classification of hazards High powered committee constituted in 1999 under the chairmanship of Shri J.C. Pant identified five major groups of hazards: Water and climate related hazards Geologically related hazards Chemical, Industrial and Nuclear Hazards Accident related Hazards Biologically related hazards ‹#›

HAZARD ASSESSMENT Hazard Analysis refers to prioritising disasters based on its frequency and analysis of the estimated losses. Tools for hazard analyses: Hazard mapping Historical profile or timeline. ‹#›

VULNERABILITY The conditions determined by physical, social, economic and environmental factors or processes which increase the susceptibility of an individual, a community, assets or systems to the impact of hazards ( UNDRR, n.d) ‹#›

VULNERABILITY TYPES Physical vulnerability Economic vulnerability Social vulnerability Environmental vulnerability Psychological vulnerability ‹#›

VULNERABILITY ASSESSMENT The process of vulnerability assessment would involve asking the community two major questions namely; 1) Who is vulnerable? 2) What is vulnerable? Tools for Vulnerability assessment Transect Walk Problem Tree Livelihood Analysis ‹#› VULNERABILITY ASSESSMENT

RISK Risk is defined by ISDR as “the probability of harmful consequences, or expected losses (deaths, property, livelihoods, economic activity disrupted, injuries, environmental damage) resulting from interactions between natural or human induced hazards and vulnerable conditions”. To reduce the risk of a disaster Decrease in the vulnerability and Increase the capacity ‹#›

THE RISK TRIANGLE ‹#› If one side increases, the amount of risk also increases. THE RISK TRIANGLE

RISK ASSESSMENT It determines the extent and nature of risk by analyzing potential hazards and evaluating existing conditions of vulnerability. Tools for risk assessment : Risk analysis. ‹#›

‹#› HAZARD X VULNERABILITY X EXPOSURE = RISK - CAPACITY = DISASTER

CAPACITY According to UNDRR, capacity is the combination of all strengths, attributes and resources available within an organization, community or society to manage and reduce disaster risks and strengthen resilience. Examples: Adequate food and income sources, developed health infrastructures, family and community support, good leadership etc. Capacity = 1/vulnerability. ‹#›

CAPACITY ASSESSMENT Capacity Assessment focuses on identifying locally available assets and resources that can be utilized for building the capacities of the community during and after disasters. Apart from infrastructure and funds, it could be individuals with specific skills, local institutions and people’s knowledge as all these have the capacity to create awareness and bring about changes in the community Thus assessment of resources would involve two components: 1) Human Resource Assessment 2) Material Resource Assessment ‹#›

The purpose of HRVA is to help the communities make risk based choices to address vulnerabilities, mitigate hazards and prepare for response to and recovery from a range of hazard events. A completed HRVA will provide an assessment of the risks that may exist within a community. It is a foundation document for community emergency programs. ‹#› HAZARD, RISK AND VULNERABILITY ANALYSIS

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‹#› REFERENCES Bansal, J. (2015). Disaster management in libraries: an overview. Gyankosh , 6 (1), 9. NAHAR, E., & KUMAR, M. ENVIRONMENTAL HAZARDS IN INDIA: A STUDY IN GANDHIAN PERSPECTIVE. Hazard Risk and Vulnerability Analysis (HRVA) | RDN . (n.d.). https://www.rdn.bc.ca/hazard-vulnerability-risk-analysis Hazard . (n.d.). UNDRR. https://www.undrr.org/terminology/hazard International Strategy for Disaster Reduction (ISDR) . (n.d.). https://www.eird.org/eng/revista/No15_99/pagina2.htm

‹#› THANK YOU
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