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Engaging with Comparative Risk Appraisals: Public Views on Policy Priorities for Environmental Risk Governance
Sophie A Rocks1, Iljana Schubert2, Emma Soane2
1Cranfield University, School of Water, Energy and Environment, Cranfield, Bedfordshire, UK.
Summary
Public understanding of environmental risks differs from expert views when assessed individually. However, group assessments and expert comparisons align, aiding policy and risk management communication.
Area of Science:
- Environmental Science
- Risk Assessment
- Public Policy
Background:
- Communicating the rationale for resource allocation in policy and risk management is complex.
- Environmental risks possess diverse attributes and localized effects, potentially influencing public perception and response disproportionately.
- Climate change may exacerbate existing environmental risks, necessitating accurate representation in national assessments.
Purpose of the Study:
- To investigate how citizens assess environmental risks compared to expert evaluations.
- To determine if group assessments and exposure to expert analysis alter public perception of environmental risks.
- To inform public risk management strategies and policy-making.
Main Methods:
- Survey of 2,065 participants assessing 12 policy-level environmental risks.
- Comparison of individual and group risk assessments by participants against prior expert assessments.
- Evaluation of participant confidence in expert risk assessments when presented with a portfolio analysis.
Main Results:
- Individual citizen assessments of environmental risks diverged from expert evaluations.
- Participant rankings of risks became similar to expert rankings when risks were assessed as a group.
- Individuals showed moderate confidence in expert portfolio analysis after viewing it.
Conclusions:
- Public perception of environmental risks is influenced by individual assessment versus group comparison.
- Expert assessments gain traction when presented in a comparative portfolio context.
- Findings are crucial for understanding policy risk communication, climate change impacts, and public engagement in risk management.
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