Evaluation of Zinc Pollution in Soils of Suzhou City

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Abstract:

Choose Suzhou city’s different functional areas (industrial zone, commercial district, near the station, residential area and urban green space) to collect 55 surface soil samples and determine the zinc content of the soils by XRF and evaluate the zinc pollution level in soils with the methods of geo-accumulation index and zinc pollution index respectively. Result: The fact that the average content of Zn is beyond the soil background value in Anhui province shows soils of Suzhou city have suffered from different degrees of zinc pollution; In industrial zone, commercial district and near the station ,the zinc content of the soils is commonly higher which is mainly related to the transportation and industrial production; the evaluated results of geo-accumulative index and zinc pollution index methods show zinc pollution in soils of Suzhou city belongs to mild pollution and partial moderate pollution and the pollution is particularly serious in industrial zone, commercial district and near the station.

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273-276

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June 2012

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© 2012 Trans Tech Publications Ltd. All Rights Reserved

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