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Issue:
Combined Pollution of Heavy Metal in Soil Based on Spatial Variation Analysis
Author(s):
SUN Bo
,
ZHOU Shenglu
,
ZHAO Qiguo
Pages:
248
-
251
Year:
2003
Issue:
2
Journal:
JOURNAL OF AGRO-ENVIRONMENT SCIENCE
Keyword:
土壤重金属
;
复合污染
;
空间变异
;
环境风险
;
空间分析
;
敏感指标
;
Abstract:
通过对国内外农田土壤重金属复合污染研究现状的综合分析表明,目前的研究热点包括定量分析重金属复合污染过程的时空变化规律及其影响因素,以及建立区域重金属复合污染环境风险的敏感指标体系和快速测定方法.针对东南沿海区的重金属复合污染问题,需要从"面"尺度对区域污染过程进行空间分析,结合"点"尺度的微观过程研究,加强时空演变过程的定量分析,利用遥感等技术的发展建立环境风险的快速分析评价方法,为区域环境质量的评价、预测与调控提供理论依据.
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