减少拉脱维亚学校的餐盘垃圾:评估促进可持续食品消费实践的干预措施
Jelena Lonska1, Sergejs Kodors2, Juta Deksne1
1Research Institute for Business and Social Processes, Faculty of Economics and Management, Rezekne Academy of Technologies, LV-4601 Rezekne, Latvia.
Foods (Basel, Switzerland)
|January 11, 2025
概括
减少学校食品浪费 (FW) 需要定制的战略. 盘子废弃物追踪器和教育活动等干预措施取得了有限的成功,这表明需要复杂的解决方案来有效减少食物浪费.
科学领域:
- 环境科学 环境科学
- 粮食安全 粮食安全
- 教育政策的教育政策.
背景情况:
- 食物浪费对全球粮食安全,环境和经济效率产生重大影响,大约三分之一的粮食被丢失或浪费.
- 学校是解决FW的关键环境,为资源保护和教育提供机会,但往往会导致大量的板块废物 (PW).
研究的目的:
- 评估三个不同的干预措施的有效性,旨在减少Rezekne市学校的板块废弃物 (PW).
- 分析盘子废弃物追踪器,宣传活动和组织变革对学校食物浪费的影响.
主要方法:
- 在三所学校实施了三个干预措施 (盘子废弃物追踪器,宣传活动,组织变化),其中一所作为控制.
- 盘子废物 (PW) 在干预前,短期和长期干预后使用日间和班级视图模型进行测量.
- 使用威尔科克森签名等级测试进行了统计分析,以评估干预的有效性.
主要成果:
- 板废弃物追踪器在减少PW方面初步取得了成功,但持续的影响需要持续加强.
- 仅仅宣传和教育活动不足以显著减少PW,强调需要综合战略.
- 组织变化,包括更大的盘子和延长的休息时间,意外导致PW的增加,突出显示了食物浪费驱动因素的复杂性.
结论:
- 在学校有效减少食物浪费需要量身定制的,多方面的方法,而不是孤立的干预.
- 该MOA框架表明,雷泽克内市目前的学校餐饮模式缺乏足够的"机会" (例如,灵活的份量大小,食物选择) 来支持减少FW.
- 未来的研究应该专注于开发适应性FW减少干预措施,这些干预措施是针对不同学校环境的特定环境.
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