地中海河流中的有机微污染物的季节和空间动态:对环境风险评估的影响
Farah Ali Ahmad1, Darine A Salam2
1Department of Civil and Environmental Engineering, Maroun Semaan Faculty of Engineering and Architecture, American University of Beirut, Riad El Solh, P.O. Box 11-0236, Beirut, 1107 2020, Lebanon.
Environmental geochemistry and health
|January 30, 2026
概括
这项研究评估了黎巴嫩利塔尼河中的有机微污染物,发现药品如布洛芬和特尔米萨坦,以及碳化合物构成生态风险. 与污水和废水有关的热点需要紧急的管理策略.
科学领域:
- 环境化学环境化学
- 生态毒理学 生态毒理学
- 河流流域管理 河流流域管理
背景情况:
- 利塔尼河流域面临着来自不同来源的污染日益增加.
- 有机微型污染物,包括药品和芳香碳化合物,是令人担忧的新兴污染物.
- 关于黎巴嫩河流中这些污染物的发生和生态风险的数据有限.
研究的目的:
- 首先对利塔尼河流域多类有机微污染物发生情况进行综合评估.
- 量化表面水和沉积物中检测到的药品和芳香碳化合物的环境风险.
- 确定污染热点,并为未来的减缓战略提供信息.
主要方法:
- 从九个地点收集不同季节的地表水和沉积物样本.
- 用先进的分析技术对27种药品和芳香碳化合物的分析.
- 量化环境风险评估,以评估生态影响.
主要成果:
- 在地表水和沉积物中检测到高度的药物 (例如,ibuprofen,咖啡因,telmisartan).
- 随处可见的沉积物被特定的药物污染 (例如,ibuprofen,telmisartan).
- 在未经处理的污水,医院和工业排放附近发现了污染热点;特尔米萨坦,伊布洛芬,迪克洛芬,克拉巴佐尔和咖啡因的显著生态风险.
结论:
- 利塔尼河受到有机微污染物的严重影响,造成了相当大的生态风险.
- 未经处理的废水排放是污染的主要来源.
- 调查结果为制定地中海河流的有针对性的管理和减缓战略提供了关键数据.
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