CAJ | 학술논문

通过调研、文献资料查阅，分析了近五年东莞市土壤重金属污染情况，结果显示，其中Cd、 Hg、As、 Ni、 Cu、 Zn等多种重金属超标，污染最严重的为Cd和Hg，平均值分别达到0.44 mg/m3和0.19 mg/m3，超标率分别为38.83％和22.57％，另外土壤重金属污染以单一重金属污染为主。最后从政策和法规方面提出了几点控制土壤重金属污染措施。
통과조연、문헌자료사열，분석료근오년동완시토양중금속오염정황，결과현시，기중Cd、 Hg、As、 Ni、 Cu、 Zn등다충중금속초표，오염최엄중적위Cd화Hg，평균치분별체도0.44 mg/m3화0.19 mg/m3，초표솔분별위38.83％화22.57％，령외토양중금속오염이단일중금속오염위주。최후종정책화법규방면제출료궤점공제토양중금속오염조시。
Investigating the situation of heavy metals pollution in Dongguan , the paper reviews the data of heavy metals pol-lution in soil over the past five years .The result shows that the concentrations of Cd、Hg、As、Ni、Cu、Zn exceed their background val-ue according to China Environmental Quality Standard for Soils ( GBl5618 -1995 , Grade II ) , in which the most serious are Cd (0.44 mg/m3) and Hg ( 0.19 mg/m3), the proportion over standard 38.83% and 22.57% respectively, dominated by single heavy metal pollution.Finally, some measures about controlling heavy metals pollution in soil are proposed from the aspects of poli -cies, laws and regulations ,.