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VARIATIONS IN THE CONTENTS OF HEAVY METAL ELEMENTS AT DIFFERENT TIMES IN CHANGSHA, ZHUZHOU AND XIANGTAN URBAN AREAS OF HUNAN PROVINCE
Author(s): DAI Ta-gen, LI Xin, WU Qian-hong
Pages: 321-
326
Year: 2008
Issue:
4
Journal: Earth and Environment
Keyword: 土壤; 重金属; 长株潭城市区;
Abstract: 收集长沙-株洲-湘潭地区不同时期土壤地球化学勘查资料和副样,在相应地点和相应层位采集现代土壤样品,应用电感耦合等离子质谱仪(ICP-MS)分析这些不同时段样品中的重金属元素含量,以探讨其随时间的变化规律,为环境污染预警提供依据.结果表明,除了岳麓山等风景区和部分工业化不发达的地区外,其它地区土壤中重金属元素舍量总体增加,说明人类活动是元素富集变化的主要原因.
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