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肯尼亚ASGM社区的公共卫生评估使用多元生物监测,饮食和环境评估

Maureene Auma Ondayo¹, Michael J Watts², Olivier S Humphrey²

¹Department of Environmental Health and Biology, University of Eldoret, P.O Box 1125, Eldoret, Kenya; Inorganic Geochemistry, Centre for Environmental Geochemistry, British Geological Survey, Nottingham NG12 5GG, UK.

Ecotoxicology and environmental safety

|April 23, 2024

概括

卡卡梅加的手工和小规模黄金开采 (ASGM) 污染了环境和食物,导致人类高度暴露于和等有毒元素. 健康风险很大,需要立即采取缓解措施.

科学领域:

环境科学环境科学
公共卫生公共卫生
地质化学地质化学

背景情况:

卡卡梅加黄金带是自然丰富的,并受到手工和小规模黄金开采 (ASGM) 的影响.
ASGM活动导致环境污染,食品污染,以及人类接触潜在有害元素 (PHEs).
这种暴露给ASGM社区带来了重大健康风险.

研究的目的:

在ASGM社区中描述PHEs的暴露途径.
评估与卡卡梅加地区的ASGM活动相关的健康风险.
为公众健康和环境可持续性提供缓解策略的信息.

主要方法:

收集和分析人类的头发,指甲,尿液,水和主食作物.
包括144名ASGM矿工和25名相关社区成员.
使用多元元素分析量化PHEs并评估暴露水平.

主要成果:

来自矿井,喷泉和浅井的饮用水是As,Pb,Cr和Al的主要暴露途径.
当地种植的作物导致了As,Ni,Pb,Cr,Cd,Hg和Al的暴露.
大多数参与者的尿液中As,Cr,Hg,Ni,Pb和Sb的元素度都高于参考值,尿液中的As和饮用水中的As之间有很强的相关性.

结论:

卡卡梅加的ASGM活动由于广泛暴露于有毒元素,造成了严重的健康风险.
综合环境,饮食和公共卫生的多学科方法对于理解和管理ASGM风险至关重要.
调查结果强调需要进一步的研究和与当局的合作,以实施有效的缓解措施.

关键词:

工艺和小规模的金矿开采 (ASGM)饮用水饮用水饮用水食物食物食物食物人类生物监测人类生物监测多学科环境公共卫生环境公共卫生

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