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Factors influencing food waste reduction in University Canteens: Toward sustainable campus waste management

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  • Patranit Srijuntrapun
  • Pattama Ket-um

Abstract

Objective: Food waste in university canteens poses a significant challenge to advancing sustainability in higher education. Context-specific, targeted strategies remain limited. This study examines the psychosocial factors influencing food waste reduction behaviors among users of university canteens in Thailand. Materials and methods: Drawing on ETPB and the waste hierarchy framework, a cross-sectional survey was conducted with 400 undergraduate students in a large Thai university canteen. Data was collected through structured questionnaires and analyzed using descriptive statistics and multiple linear regression to identify key factors influencing food waste reduction behaviors. Results: While responses showed consistently high levels across all dependent variables, participants engaged moderately in food waste reduction. Multiple regression analysis of the survey’s results only accounted for 17.1% of the variance in food waste reduction behaviors. Perceived behavioral control (β = 0.338, p

Suggested Citation

  • Patranit Srijuntrapun & Pattama Ket-um, 2026. "Factors influencing food waste reduction in University Canteens: Toward sustainable campus waste management," PLOS ONE, Public Library of Science, vol. 21(2), pages 1-17, February.
    • Handle: RePEc:plo:pone00:0343534
    DOI: 10.1371/journal.pone.0343534
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    References listed on IDEAS

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    1. Amin Wang & Xi Luo & Xiaojun Liu & Yongkai Sun, 2024. "How to Reduce College Students’ Food Waste Behavior: From the Perspective of College Canteen Catering Modes," Sustainability, MDPI, vol. 16(9), pages 1-28, April.
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