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Risk of a disaster: Risk knowledge, interpretation and resilience.

Osamuede Odiase1, Suzanne Wilkinson2, Andreas Neef3

  • 1Department of Civil and Environmental Engineering, Centre for Disaster Recovery, Resilience, and Reconstruction, The University of Auckland, Auckland, New Zealand.

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Understanding local risks is key to disaster resilience. This study found that while risk perception influences preparedness, community resilience grows when people grasp potential natural hazard impacts, regardless of past disasters.

Keywords:
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Area of Science:

  • Disaster risk reduction
  • Community resilience
  • Risk perception studies

Background:

  • Auckland faces multiple natural hazards, necessitating enhanced community resilience.
  • Understanding local risk perception is crucial for effective disaster mitigation, especially in communities lacking recent disaster experience.

Purpose of the Study:

  • To investigate risk knowledge and interpretation among the South African community in Auckland.
  • To explore the relationship between risk perception and disaster preparedness.

Main Methods:

  • Data collection through questionnaires and interviews with the South African population in Auckland.
  • Quantitative analysis using independent-sample t-tests and Spearman's correlation.
  • Qualitative analysis using a general inductive approach for interview data.

Main Results:

  • Confirmed subjectivity in risk perception, with high perceived risks for earthquakes, floods, and tsunamis.
  • Identified a contextual relationship between risk perception and preparedness.
  • Risk perception is subjective and varies among individuals and hazard types.

Conclusions:

  • Risk perception can contribute to disaster resilience if communities understand potential impacts, irrespective of prior disaster experience.
  • Enhancing community resilience requires acknowledging and addressing subjective risk interpretations.