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The Application of the Index of Geoaccumulation to Evaluate Heavy Metal Pollution in Sediments in the Benxi Section of the Taizi River

JIA Zhenbang\ ZHOU Hua\ ZHAO Zhijie\ TAO Shu (The Urban and Environmental Science Department of Peking University,Beijing,100871) ZHANG Baoquan\ ZHAO Lihua (Environmental Protection Survey Station,Benxi,117021)  
Based on the principle of sedimentology and the environmental behavior characteristics of heavy metals,The Index of Geoaccumulation ( I geo ) is used to evaluate heavy metal pollution in sediments in the Benxi section of the Taizi River.The results show that heavy metal pollution in the sediments are serious.The main heavy metal pollutions are copper,lead,zinc,cadmium and mercury.
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