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Area of Science:

  • Environmental science
  • Risk communication
  • Decision science

Background:

  • Decision-making under uncertainty is inherently difficult, especially when facing potential hazards.
  • Multiple interconnected hazards can interact, leading to complex, nonlinear uncertainties exceeding individual risks.
  • Climate change is increasing the frequency and variability of multiple hazard events, necessitating effective uncertainty communication.

Purpose of the Study:

  • To highlight critical challenges in communicating uncertainties associated with multiple hazards.
  • To provide a perspective that galvanizes research in this underexplored area.
  • To advocate for systematic approaches to multiple hazard uncertainty communication.

Main Methods:

  • The study presents a perspective on three critical challenges.
  • It focuses on the complexities of interconnected hazards and their interactions.
  • It emphasizes the need for practical guidance in conveying these uncertainties.

Main Results:

  • The communication of multiple hazard uncertainties and their interactions is largely unexplored.
  • Existing guidance often overlooks the nonlinear effects of interacting uncertainties.
  • Identifying entry points for research is challenging due to the field's vastness.

Conclusions:

  • Effective communication of multiple hazard uncertainties is a high priority.
  • Future research should focus on systematic considerations balancing complexity with usability.
  • Addressing trade-offs between complexity, mental effort, trust, and usability is essential for practical guidance.