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来自福斯和克莱德运河沉积物中潜在有毒元素遗留污染的生态风险,苏格兰,英国

Robert Cortis¹, Olga Cavoura², Christine M Davidson¹

¹Department of Pure and Applied Chemistry, University of Strathclyde, 295 Cathedral Street, Glasgow, G1 1XL, UK.

Environmental monitoring and assessment

|August 23, 2024

概括

遗留的工业活动已经污染了福斯和克莱德运河沉积物与潜在的有毒元素 (PTEs). 城市地区的PTE水平较高,对生态构成很高的风险,特别是,和的动员.

科学领域:

环境化学环境化学
生态毒理学生态毒理学
沉积物分析沉积物分析

背景情况:

沿水道的工业活动导致持续的环境退化,影响水体和周边地区.
从过去的工业运营中遗留的污染,在工地关闭后很长时间仍然存在生态风险.

研究的目的:

为了确定福斯和克莱德运河沉积物中潜在有毒元素 (PTEs) 的度,分布,流动性和生态风险.
评估遗留污染对运河沉积物质量和周围环境的影响.

主要方法:

在 aqua regia 消化后使用诱导合血质谱法 (ICP-MS) 分析 PTE 度.
评估PTE分布和城市和农村地区之间的比较.
使用修改的BCR序列提取来确定PTE分离模式,以评估动员风险.

主要成果:

发现了As,Cd,Cr,Cu,Ni,Pb,Sn和Zn的高度,城市地区的度更高.
郊区的Cr,Pb和Sn缩与历史工业活动有关;由于大气沉积,As和Pb普遍存在.
城市内陆的沉积物质量严重恶化,造成了非常高的生态风险,特别是来自移动的Cd,Mn和Zn.

结论:

传统的工业污染严重影响了福斯和克莱德运河的沉积物质量和生态健康.
特定的PTE如Cd,Mn和Zn具有高调集风险,需要有针对性的管理策略.
该研究强调了评估和管理遗留污染现场的必要性,以符合可持续发展目标.

关键词:

污染污染污染污染生态风险生态风险流动性流动性流动性这是一个PTE.沉积物沉积物是一种沉积物.

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