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Balanced Messaging about Solar Geoengineering does not Reduce Average Support for Emissions Reductions

delete2026-06-12
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OA
AI
D
Damian Antoan
N
Nicholas Chiang
S
Spencer Dearman
S
Santiago Espejel
M
Manarldeen Fajors
D
Darina Huang
E
Elliott Husseman
J
J. M. Lavigne
I
Isabella Lin
N
N Maheshwari
DOI:10.1017/XPS.2025.10017delete
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Abstract

Abstract

En 中文
Solar geoengineering offers a speculative means to cool the planet by reflecting solar radiation into space. While some research suggests that awareness of solar geoengineering could reduce public support for decarbonization through a moral hazard mechanism; other studies indicate that it could serve as a “clarion call” that motivates further action. Using a pre-registered factorial design; we assess how sharing balanced information on solar geoengineering affects attitudes toward decarbonization policies and climate attitudes among 2; 509 US residents. We do not find that solar geoengineering information affects support for decarbonization on average; though it may increase support among initially less supportive subgroups; moreover; this information tends to increase the perception that climate change is a daunting problem that cannot be resolved without decarbonization. Our results suggest that concerns about moral hazard should not discourage research on solar geoengineering – as long as the public encounters realistic messages about solar geoengineering’s role.
Keywords:
Climate change
solar geoengineering
public opinion
moral hazard
survey experiment

Journal

Journal of Experimental Political Science cover
Journal of Experimental Political Science
IF:
3.4
Papers:
196
Citations:
823

Organization

U
university of chicago
Scholars:
4.4W
Papers: 3.7W
Citations: 80