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Public perception of microplastics pollution in Switzerland: Psychological distance, concern, and willingness to engage in mitigation activities

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This research developed AquaSense, a deep learning system for detecting and classifying marine pollutants from underwater imagery, including microplastics, macroplastics, and other debris types. The system demonstrated high classification accuracy across multiple pollutant categories, supporting automated marine litter monitoring applications.

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Public perception of microplastics pollution in Switzerland: Psychological distance, concern, and willingness to engage in mitigation activities

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A survey in Switzerland examined public psychological distance from microplastic pollution and willingness to take mitigation action. Despite high awareness, many respondents perceived the problem as temporally and personally distant, and concern did not reliably predict behavioural intentions, highlighting communication challenges for policymakers.

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Researchers surveyed 707 German-speaking Swiss residents and found they perceive microplastic pollution as psychologically close — particularly in time and likelihood — contradicting current scientific evidence, with lower perceived distance predicting greater concern and stronger behavioral intent to reduce pollution.

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Researchers surveyed over 900 people in Switzerland to understand how the public perceives microplastic pollution and their willingness to take action. The study found that people perceive microplastics as a relatively close threat on most psychological dimensions, and that concern about the issue, particularly concern for nature, is a stronger predictor of willingness to engage in mitigation activities than psychological distance alone.

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