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Balanced Messaging about Solar Geoengineering does not Reduce Average Support for Emissions Reductions
DOI:10.1017/XPS.2025.10017.png)
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
IF:
3.4
Papers:
196
Citations:
823

