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Updated: Feb 3, 2026

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在中国西南部的地表水域中确定酸盐来源和对健康的风险评估
Shiming Yang1, Haidong Li1, Yuankang Zhong1
1Faculty of Geosciences and Engineering, Southwest Jiaotong University, Chengdu 611756, China.
Environmental research
|February 1, 2026
概括
污水中的酸盐污染在平原河流中很高,影响生态系统和健康. 需要有针对性的管理,特别是对于儿童来说.
科学领域:
- 环境科学 环境科学
- 水的质量 水的质量
- 生态毒理学 生态毒理学
背景情况:
- 表面水中的酸盐污染带来了重大的生态和人类健康挑战,特别是在农业和城市化的平原盆地.
- 了解源和相关风险对于可持续的水资源管理至关重要.
研究的目的:
- 通过使用综合框架,调查平原河流盆地的污染和健康风险.
- 确定主要的酸盐污染源,并评估它们对表面水污染的贡献.
- 评估酸盐对成人和儿童造成的非致癌健康风险.
主要方法:
- 综合框架,结合统计和同位素分析.
- 受体建模,包括正矩阵因子化 (PMF) 和MixSIAR.
- 概率性的健康风险评估.
主要成果:
- 酸盐是主要的污染物,在城市,农业和交汇区的度较高.
- 污水排放是主要的污染源 (超过60%),其次是土壤和肥料.
- 对于成年人来说,不可忽视的非致癌风险,但对于雨季的儿童来说,潜在的风险是微不足道的,特别是在高活动区域.
结论:
- 城市,农业和汇合区的酸盐污染和健康风险较高,需要改进污水管理和肥料实践.
- 综合框架有效地确定酸盐来源并评估风险,为水资源管理提供指导.
- 针对性监测和缓解策略对于脆弱地区和人口,特别是儿童至关重要.
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