室内环境:评估乌兰巴托尔传统城市的空气质量
Tsend-Ayush Sainnokhoi1, Yadam Tuvshinbayar2, Minjin Bat-Ochir2
1Centre for Natural Sciences, University of Pannonia, Egyetem Street 10, Veszprém, 8200, Hungary; School of Veterinary Medicine, Mongolian University of Life Sciences, Khan-Uul District, Zaisan, Ulaanbaatar, 17042, Mongolia.
Chemosphere
|March 27, 2025
概括
乌兰巴托 乌兰巴托 乌兰巴托
科学领域:
- 环境科学 环境科学
- 公共卫生 公共卫生
- 化学 化学 化学
背景情况:
- 乌兰巴托面临严重的空气污染,特别是在煤炭供热很常见的地区.
- 大约60%的居民生活在传统的住宅中,这有助于室内空气质量问题.
- 这项研究重点关注聚环芳 (PAH) 含量和德国住房的健康风险.
研究的目的:
- 调查乌兰巴托市城市区的PAH度和相关的健康风险.
- 识别PAH关键指标,区分高低PAH水平的病例.
- 评估室内PAH暴露的增量终身癌症风险 (ILCR).
主要方法:
- 采样和分析PAH度在6g.
- 利用梯度提升机算法用于指示器识别.
- 应用主要组件分析 (PCA) 和不同性矩阵用于配置分析.
- 对成人和儿童进行了增量终身癌症风险 (ILCR) 评估.
主要成果:
- 大多数患者中发现了高度的PAH,特别是5环和6环PAH.
- 第三和第四阶段的PAH总含量非常高 (38700微克/g和36200微克/g).
- 二烯,二烯和二烯被确定为PAH关键指标;Gers 3和4显示癌症风险最高.
结论:
- 乌兰巴托的传统煤炭加热导致了室内大量的PAH污染,增加了癌症风险.
- 观察到明显的PAH形状,其中Ger 4表现出最独特的特征.
- 蒙古和类似地区需要紧急干预,以应对室内空气质量和与传统供暖相关的长期健康风险.
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