文档介绍：Potential Ecological Risk Assessment of Heavy Metal
Pollution of Urban Soils in Shanghai, China
Jinfeng Wang Wenhui You Wenbin Zhao
College of Chemical & Environmental Department of Environmental Science College of Resources & Environmental
Engineering The key lab of Urbanization and Engineering
Shandong University of Science and ecological restoration Shandong University of Science and
Technology East China Normal University Technology
Qingdao, China Shanghai, China Qingdao, China
wjf0412@ ******@.
Abstract—Soil samples of 0-15cm from 9 sampling sites greenlands are discussed and valued by potential ecological
including different functional zones and different greening types risk index[5,7].
of Shanghai, China were collected and analyzed. The results
showed the average concentration of Cu, Pb, Zn and Cd in soil
II. MATERIALS AND METHODS
of shanghai were up to ,,, and ,
respectively, which were much higher than their natural A. Site description and soil sampling
background values. Among the functional zones and the
greening types, the school regions and the shrub type displayed Shanghai situates in the east coast of China, with its center
the highest metal concentrations. The metal concentration of 0- located at N and , and the Yangtze River flows
5cm layer was higher than oth