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Increasing contamination of urban soil by persistent organic pollutants is a major environmental issue. The purpose of the present study was to investigate the distribution, source and human health risk of polycyclic aromatic hydrocarbons (PAHs) in different functional areas in Zhengzhou City, China. Total 130 soil samples were collected from surface layer (0-10 cm) in urban road, overpass, residential area and park in the city during January 2019. Concentrations of ∑PAH16 in the urban soil ranged from 49.90 to 11,565 µg kg-1 and seven
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