在垃圾填埋场中的微塑料的全球视角;发生,丰度,特征和环境影响
Gayathri Chamanee1, Madushika Sewwandi2, Hasintha Wijesekara3
1Ecosphere Resilience Research Centre, Faculty of Applied Sciences, University of Sri Jayewardenepura, Nugegoda 10250, Sri Lanka; Department of Natural Resources, Faculty of Applied Sciences, Sabaragamuwa University of Sri Lanka, Belihuloya 70140, Sri Lanka.
Waste management (New York, N.Y.)
|August 27, 2023
概括
垃圾填埋场水中的微塑料对环境构成威胁. 自2018年以来,关于这一主题的研究在全球范围内激增,中国处于领先地位,突出了对有效治疗技术的迫切需要.
科学领域:
- 环境科学 环境科学
- 环境化学环境化学
- 废物管理 废物管理
背景情况:
- 垃圾填埋场中的塑料废物降解产生了微塑料.
- 垃圾填埋场的液是环境微塑料的一个研究不足的来源.
- 缺乏对垃圾填埋场液中的微塑料进行全球科学测量审查.
研究的目的:
- 对垃圾填埋场中微塑料的全球研究进行科学测量审查.
- 分析趋势,地理分布和常见的聚合物类型.
- 确定研究缺口和未来方向.
主要方法:
- 系统的文献搜索和科学测量分析已发表的研究.
- 审查微塑料的丰富度,聚合物类型和采样/提取技术.
- 分析研究趋势和地理贡献.
主要成果:
- 自2018年以来,全球对液中的微塑料的研究数量呈指数级增长,中国是领先的国家.
- 微塑料的丰富程度在地理位置上有所不同,上海报告了最高水平 (291.0 ± 91.0个/L).
- 聚乙烯是最常见的聚合物;然而,不同的方法阻碍了直接比较.
结论:
- 垃圾填埋场液是微塑料污染的重要途径,但研究不足.
- 为了准确的全球比较,需要标准化的方法.
- 新的处理技术和对微塑料运输的进一步研究至关重要.
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