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An Integrated Framework for Environmental Multi-Impact Spatial Risk Analysis.

Valentina Ferretti1, Gilberto Montibeller2

  • 1Department of Management, London School of Economics and Political Science, London, UK.

Risk Analysis : an Official Publication of the Society for Risk Analysis
|December 12, 2017
PubMed
Summary
This summary is machine-generated.

This study introduces a quantitative framework for environmental risk analysis, integrating spatial impacts and multicriteria decision-making. It enhances policy support for spatial risk mitigation strategies under uncertainty.

Keywords:
Spatial impactsspatial multicriteria analysisspatial riskspatial vulnerability

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Area of Science:

  • Environmental Science
  • Risk Analysis
  • Spatial Analysis

Background:

  • Quantitative risk analysis is crucial for policy decisions under uncertainty.
  • Environmental risks often have spatial dimensions (impacts, vulnerabilities, mitigation).
  • Existing spatial risk analyses lack robust quantitative foundations and neglect multidimensional impacts.

Purpose of the Study:

  • To propose a conceptual quantitative framework for environmental multicriteria spatial risk analysis.
  • To integrate expected multi-attribute utility theory into spatial risk assessment.
  • To address the multidimensional nature of spatial impacts and vulnerabilities.

Main Methods:

  • Formal assessment and aggregation of multiple spatial impacts.
  • Assessment of spatial vulnerabilities and event probabilities.
  • Computation of spatial risks and evaluation of mitigation alternatives.
  • Application of a case study in a flood-prone area in northern Italy.

Main Results:

  • The proposed framework enables formal assessment of spatial impacts and vulnerabilities.
  • It allows for the computation of spatial risks and comparison of mitigation strategies.
  • The case study demonstrates practical application in a real-world environmental risk scenario.

Conclusions:

  • The framework provides a robust quantitative approach for environmental multicriteria spatial risk analysis.
  • It supports policymakers in evaluating and designing spatial risk mitigation alternatives.
  • This integration enhances decision-making for complex spatial environmental problems.