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Persistent Organic Pollutants in Vietnam:A Concise Review of Environmental and Human Health Implications

机译:越南持久性有机污染物:对环境和人类健康影响的简明审查

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This article provides a concise review of the contamination by persistent organic pollutants(POPs)and its possible implications on environment and human health from Vietnam.Surveys conducted in early 1990s demonstrated widespread contamination of organochlorine insecticides and PCBs in sediments from various sites along coastal areas of Asian countries including Vietnam with considerable numbers of the samples contained POPs levels exceeding the guidelines values.Daily intakes of DDTs estimated for general population from Viuetnam were higher than most of other countries in Asia-Pacific,indicating the widespread and elevated exposure to this insecticide in Vietnam.People living in an extremely poor condition in and around open dumping sites from Asian countries including Hanoi and Hochiminh City,Vietnam have been exposed to elevated levels of dioxins and related compounds.Breast-fed children intakes of dioxins estimated for people living in such dumping sites in Vietnam and other Asian developing countries were well exceeded the Tolerable Daily Intake values proposed by WHO,suggesting potential for health effects of dioxins for these people.Interestingly,the intake of dioxins via soil ingestion and dermal exposure estimated for children were notably higher than those in adults,suggesting higher risk for children in dumping sites.Further studies should be focused on the issues of open dumping site and its potential impacts on the ecosystem and human health,particularly of the toxic chemicals such as dioxins and related compounds.
机译:本文提供了对持久性有机污染物(POPS)污染的简明审查,其对来自越南的对环境和人类健康影响的可能影响。在20世纪90年代初进行的灵敏度呈沿着沿海地区的各个地区的各个地区的沉积物中的普遍污染。亚洲国家在内的越南具有相当数量的样品,含有波普尔斯水平超过了指南。据准则价值。据指引,viuetnam一般人口估计的DDTS均高于亚太地区的大多数其他国家,表明这是对这杀虫剂的普遍和升高的暴露Vietnam.People生活在极其恶劣的条件在亚洲国家,包括河内和胡志明市,越南各地露天倾倒地点已暴露于二恶英的水平升高及相关估计生活在这样的人的二恶英compounds.Breast喂养孩子摄入量越南和其他亚洲人的倾销网站发展中国家的普遍存在的日常摄入量远远超过了卫生组织,暗示了二恶英对这些人的健康影响的潜力。兴趣的是,通过土壤摄入和为儿童估计的皮肤暴露的二恶英的摄入量明显高于成年人,表明更高倾倒遗址儿童的风险。富含人的研究应专注于公开倾销网站的问题及其对生态系统和人类健康的潜在影响,特别是对二恶英和相关化合物等有毒化学品。

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