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Levels, distribution and air-soil exchange fluxes of polychlorinated biphenyls (PCBs) in the environment of Punjab Province, Pakistan

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Levels, distribution and air-soil exchange fluxes of polychlorinated biphenyls (PCBs) in the environment of Punjab Province, Pakistan. / Syed, Jabir Hussain; Malik, Riffat Naseem; Li, Jun et al.
In: Ecotoxicology and Environmental Safety, Vol. 97, 01.11.2013, p. 189-195.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

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Syed JH, Malik RN, Li J, Zhang G, Jones KC. Levels, distribution and air-soil exchange fluxes of polychlorinated biphenyls (PCBs) in the environment of Punjab Province, Pakistan. Ecotoxicology and Environmental Safety. 2013 Nov 1;97:189-195. doi: 10.1016/j.ecoenv.2013.06.005

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@article{9744425c30764c7b9c49ed4a5e1fc103,
title = "Levels, distribution and air-soil exchange fluxes of polychlorinated biphenyls (PCBs) in the environment of Punjab Province, Pakistan",
abstract = "An initial survey of the concentrations of polychlorinated biphenyl (PCB) compounds in air and soils across industrial and agricultural areas of Punjab Province, Pakistan, was conducted from January to March 2011. The total concentration of all PCBs (<Sigma>31 PCBs) ranged from 34 to 389pgm(-3) in air and from 7 to 45ngg(-1) dry weight in soils, where both ranges were similar to the average ranges in other areas of the world. PCBs were elevated across industrial regions near urban and industrial sources. Consistently low air concentrations of PCBs at the agricultural sites suggest that they are less widespread or uniformly distributed in the Pakistani atmosphere. The calculated air and soil fugacity fraction values indicated that soils are a potential secondary source of PCBs in agricultural areas, whereas they are in equilibrium or atmospheric deposition in industrial and urban areas. TEQ concentrations of dioxin-like PCBs for soil samples met the Canadian standard. However, local authorities should address the human health threats from urban and industrial soils in Punjab Province, Pakistan.",
keywords = "Air, Atmosphere, Environmental Monitoring, Environmental Pollutants, Pakistan, Polychlorinated Biphenyls, Soil",
author = "Syed, {Jabir Hussain} and Malik, {Riffat Naseem} and Jun Li and Gan Zhang and Jones, {Kevin C.}",
year = "2013",
month = nov,
day = "1",
doi = "10.1016/j.ecoenv.2013.06.005",
language = "English",
volume = "97",
pages = "189--195",
journal = "Ecotoxicology and Environmental Safety",
issn = "0147-6513",
publisher = "Academic Press Inc.",

}

RIS

TY - JOUR

T1 - Levels, distribution and air-soil exchange fluxes of polychlorinated biphenyls (PCBs) in the environment of Punjab Province, Pakistan

AU - Syed, Jabir Hussain

AU - Malik, Riffat Naseem

AU - Li, Jun

AU - Zhang, Gan

AU - Jones, Kevin C.

PY - 2013/11/1

Y1 - 2013/11/1

N2 - An initial survey of the concentrations of polychlorinated biphenyl (PCB) compounds in air and soils across industrial and agricultural areas of Punjab Province, Pakistan, was conducted from January to March 2011. The total concentration of all PCBs (<Sigma>31 PCBs) ranged from 34 to 389pgm(-3) in air and from 7 to 45ngg(-1) dry weight in soils, where both ranges were similar to the average ranges in other areas of the world. PCBs were elevated across industrial regions near urban and industrial sources. Consistently low air concentrations of PCBs at the agricultural sites suggest that they are less widespread or uniformly distributed in the Pakistani atmosphere. The calculated air and soil fugacity fraction values indicated that soils are a potential secondary source of PCBs in agricultural areas, whereas they are in equilibrium or atmospheric deposition in industrial and urban areas. TEQ concentrations of dioxin-like PCBs for soil samples met the Canadian standard. However, local authorities should address the human health threats from urban and industrial soils in Punjab Province, Pakistan.

AB - An initial survey of the concentrations of polychlorinated biphenyl (PCB) compounds in air and soils across industrial and agricultural areas of Punjab Province, Pakistan, was conducted from January to March 2011. The total concentration of all PCBs (<Sigma>31 PCBs) ranged from 34 to 389pgm(-3) in air and from 7 to 45ngg(-1) dry weight in soils, where both ranges were similar to the average ranges in other areas of the world. PCBs were elevated across industrial regions near urban and industrial sources. Consistently low air concentrations of PCBs at the agricultural sites suggest that they are less widespread or uniformly distributed in the Pakistani atmosphere. The calculated air and soil fugacity fraction values indicated that soils are a potential secondary source of PCBs in agricultural areas, whereas they are in equilibrium or atmospheric deposition in industrial and urban areas. TEQ concentrations of dioxin-like PCBs for soil samples met the Canadian standard. However, local authorities should address the human health threats from urban and industrial soils in Punjab Province, Pakistan.

KW - Air

KW - Atmosphere

KW - Environmental Monitoring

KW - Environmental Pollutants

KW - Pakistan

KW - Polychlorinated Biphenyls

KW - Soil

U2 - 10.1016/j.ecoenv.2013.06.005

DO - 10.1016/j.ecoenv.2013.06.005

M3 - Journal article

C2 - 23928027

VL - 97

SP - 189

EP - 195

JO - Ecotoxicology and Environmental Safety

JF - Ecotoxicology and Environmental Safety

SN - 0147-6513

ER -