正式的电子废物设施是土耳其空气和土壤的来源
Perihan Binnur Kurt-Karakus1, Merve Ozkaleli Akcetin1, Askin Birgul1
1Environmental Engineering Department, Faculty of Engineering and Natural Sciences, Bursa Technical University, Bursa, Turkiye.
Waste management (New York, N.Y.)
|June 14, 2025
概括
土耳其的正式电子废物回收设施将大量释放到空气和土壤中. 这些地点附近的水平远高于背景水平,这表明污染问题存在.
科学领域:
- 环境科学 环境科学
- 环境化学环境化学
- 污染控制 污染控制
背景情况:
- 电子废物 (电子废物) 的回收是全球不断增长的行业.
- 是一种有毒的重金属,具有显著的环境和健康影响.
- 正式的电子废物回收设施可能会将释放到周围环境中.
研究的目的:
- 评估土耳其在正式电子废物回收设施附近的空气和土壤中的时空度.
- 将电子垃圾场的含量与背景位置进行比较.
- 用已建立的指数来评估污染程度.
主要方法:
- 测量空气中的气态元素 (GEM) 和土壤中的总 (THg).
- 在8个省份的20个正式电子废物设施和8个背景地点进行了采样.
- 使用增强因子 (EF) 和地质积累指数 (I_geo) 的分析.
主要成果:
- 电子废物设施的平均GEM空气度 (34 ng/m3) 超过背景水平 (2.2 ng/m3) 的十倍.
- 设施附近的土壤THg平均度 (0.88 mg/kg dw) 显著超过了背景水平 (0.053 mg/kg dw).
- 25%的空气样本和5%的设施附近的土壤样本显示非常严重的污染 (EF,I_geo>3).
结论:
- 土耳其的正式电子废物回收设施是污染的重要来源.
- 实质性的百分比的研究场所表现出污染,需要环境管理策略.
- 没有观察到明显的季节性,可能是由于运营变化.
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