挑战食物浪费等级制度的挑战
Ali Parsa1, Marco Van De Wiel2, Ulrich Schmutz1
1Centre for Agroecology, Water and Resilience, Coventry University, UK.
Journal of environmental management
|July 5, 2023
概括
城市食品废弃物管理需要比传统的层次结构更好的方法. 我们的研究表明,再分配和减少废物是粮食,能源,水和气候系统环境可持续性的关键.
科学领域:
- 环境科学 环境科学
- 循环经济是一个循环经济.
- 系统动力学 系统动力学
背景情况:
- 在城市循环经济中,食物浪费带来了重大的环境挑战.
- 现有的食品废弃物管理框架,就像食品废弃物等级一样,不足以解决对食品,能源,水和气候 (FEWC) 系统的相互影响.
- 对FEWC连接足迹的全面了解对于有效的食物浪费减轻至关重要.
研究的目的:
- 开发一个系统动态模型来评估城市食物浪费的FEWC足迹.
- 为了比较各种食品废弃物管理策略和政策的环境绩效.
- 为城市循环经济提出一个优化的食物浪费等级框架.
主要方法:
- 开发了一个全面和可复制的城市食品浪费系统动态模型.
- 在农业食品供应链中对食品,能源,水和气候 (FEWC) 足迹进行了定量分析.
- 使用来自英国布里斯托尔 (2018-2030) 的数据,比较了不同的食品废弃物管理选择和政策.
主要成果:
- 食品废弃物管理选项的可取性因供应链部门和FEWC元素而异,挑战了传统的层次结构.
- 增加供应部门的食品余再分配和减少消费者级食品浪费是最有效的战略.
- 给物食食物残留物显示出家庭层面的有希望的环境影响.
结论:
- 传统的食物废弃物层次结构不足以指导可持续的城市食品废弃物管理.
- 需要一个改进的框架来考虑特定部门和FEWC联系的影响.
- 这种新的框架为优化城市循环经济中的政策和管理提供了更细致的理解.
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