Home > Research > Publications & Outputs > Atmospheric polychlorinated naphthalenes (PCNs)...
View graph of relations

Atmospheric polychlorinated naphthalenes (PCNs) in India and Pakistan

Research output: Contribution to journalJournal articlepeer-review

Published

Standard

Atmospheric polychlorinated naphthalenes (PCNs) in India and Pakistan. / Xu, Yue; Li, Jun; Chakraborty, Paromita; Syed, Jabir Hussain; Malik, Riffat Naseem; Wang, Yan; Tian, Chongguo; Luo, Chunling; Zhang, Gan; Jones, Kevin C.

In: Science of the Total Environment, Vol. 466–467, 01.01.2014, p. 1030-1036.

Research output: Contribution to journalJournal articlepeer-review

Harvard

Xu, Y, Li, J, Chakraborty, P, Syed, JH, Malik, RN, Wang, Y, Tian, C, Luo, C, Zhang, G & Jones, KC 2014, 'Atmospheric polychlorinated naphthalenes (PCNs) in India and Pakistan', Science of the Total Environment, vol. 466–467, pp. 1030-1036. https://doi.org/10.1016/j.scitotenv.2013.07.078

APA

Xu, Y., Li, J., Chakraborty, P., Syed, J. H., Malik, R. N., Wang, Y., Tian, C., Luo, C., Zhang, G., & Jones, K. C. (2014). Atmospheric polychlorinated naphthalenes (PCNs) in India and Pakistan. Science of the Total Environment, 466–467, 1030-1036. https://doi.org/10.1016/j.scitotenv.2013.07.078

Vancouver

Xu Y, Li J, Chakraborty P, Syed JH, Malik RN, Wang Y et al. Atmospheric polychlorinated naphthalenes (PCNs) in India and Pakistan. Science of the Total Environment. 2014 Jan 1;466–467:1030-1036. https://doi.org/10.1016/j.scitotenv.2013.07.078

Author

Xu, Yue ; Li, Jun ; Chakraborty, Paromita ; Syed, Jabir Hussain ; Malik, Riffat Naseem ; Wang, Yan ; Tian, Chongguo ; Luo, Chunling ; Zhang, Gan ; Jones, Kevin C. / Atmospheric polychlorinated naphthalenes (PCNs) in India and Pakistan. In: Science of the Total Environment. 2014 ; Vol. 466–467. pp. 1030-1036.

Bibtex

@article{02841e46aaae4ee7b2c5b3afe5b5d103,
title = "Atmospheric polychlorinated naphthalenes (PCNs) in India and Pakistan",
abstract = "Polychlorinated naphthalenes (PCNs) are now under review by the Stockholm Convention as candidates for persistent organic pollutants (POPs) due to their persistence, toxicity, bioaccumulation, and long-range atmospheric transport. Data on PCN levels are sparse in South Asia. Atmospheric PCNs in India and Pakistan were monitored during the winter by polyurethane foam disk passive air samplers (PUF-PAS). The average concentrations were 29 pg/m3 and 7.7 pg/m3 in the Indian and Pakistani samples, respectively. Those concentration levels were relatively lower than the previously reported values in other Asian countries, but still considerably higher than in other sites in the world. Tri-CNs and tetra-CNs were the dominant homologues in the air, especially in India. Spatially, the PCNs were ubiquitous in the target areas, and local distribution was generally impacted by the proximity to potential sources. Major sources of PCNs in this study were the re-emission of Halowax and industrial thermal processes. Biomass burning influenced some sites in Pakistan. However, the enrichment of tri-CNs in Indian cities cannot be ascribed to either the signature of a specific source or the preferential volatilization and/or photodegradation in tropical areas. Despite this unclear issue in South Asia, the present study indicates that the potential health impact was generally comparable to that in non-urban sites worldwide.",
keywords = "PCNs, India, Pakistan, Passive air sampler, PUF",
author = "Yue Xu and Jun Li and Paromita Chakraborty and Syed, {Jabir Hussain} and Malik, {Riffat Naseem} and Yan Wang and Chongguo Tian and Chunling Luo and Gan Zhang and Jones, {Kevin C.}",
year = "2014",
month = jan,
day = "1",
doi = "10.1016/j.scitotenv.2013.07.078",
language = "English",
volume = "466–467",
pages = "1030--1036",
journal = "Science of the Total Environment",
issn = "0048-9697",
publisher = "Elsevier Science B.V.",

}

RIS

TY - JOUR

T1 - Atmospheric polychlorinated naphthalenes (PCNs) in India and Pakistan

AU - Xu, Yue

AU - Li, Jun

AU - Chakraborty, Paromita

AU - Syed, Jabir Hussain

AU - Malik, Riffat Naseem

AU - Wang, Yan

AU - Tian, Chongguo

AU - Luo, Chunling

AU - Zhang, Gan

AU - Jones, Kevin C.

PY - 2014/1/1

Y1 - 2014/1/1

N2 - Polychlorinated naphthalenes (PCNs) are now under review by the Stockholm Convention as candidates for persistent organic pollutants (POPs) due to their persistence, toxicity, bioaccumulation, and long-range atmospheric transport. Data on PCN levels are sparse in South Asia. Atmospheric PCNs in India and Pakistan were monitored during the winter by polyurethane foam disk passive air samplers (PUF-PAS). The average concentrations were 29 pg/m3 and 7.7 pg/m3 in the Indian and Pakistani samples, respectively. Those concentration levels were relatively lower than the previously reported values in other Asian countries, but still considerably higher than in other sites in the world. Tri-CNs and tetra-CNs were the dominant homologues in the air, especially in India. Spatially, the PCNs were ubiquitous in the target areas, and local distribution was generally impacted by the proximity to potential sources. Major sources of PCNs in this study were the re-emission of Halowax and industrial thermal processes. Biomass burning influenced some sites in Pakistan. However, the enrichment of tri-CNs in Indian cities cannot be ascribed to either the signature of a specific source or the preferential volatilization and/or photodegradation in tropical areas. Despite this unclear issue in South Asia, the present study indicates that the potential health impact was generally comparable to that in non-urban sites worldwide.

AB - Polychlorinated naphthalenes (PCNs) are now under review by the Stockholm Convention as candidates for persistent organic pollutants (POPs) due to their persistence, toxicity, bioaccumulation, and long-range atmospheric transport. Data on PCN levels are sparse in South Asia. Atmospheric PCNs in India and Pakistan were monitored during the winter by polyurethane foam disk passive air samplers (PUF-PAS). The average concentrations were 29 pg/m3 and 7.7 pg/m3 in the Indian and Pakistani samples, respectively. Those concentration levels were relatively lower than the previously reported values in other Asian countries, but still considerably higher than in other sites in the world. Tri-CNs and tetra-CNs were the dominant homologues in the air, especially in India. Spatially, the PCNs were ubiquitous in the target areas, and local distribution was generally impacted by the proximity to potential sources. Major sources of PCNs in this study were the re-emission of Halowax and industrial thermal processes. Biomass burning influenced some sites in Pakistan. However, the enrichment of tri-CNs in Indian cities cannot be ascribed to either the signature of a specific source or the preferential volatilization and/or photodegradation in tropical areas. Despite this unclear issue in South Asia, the present study indicates that the potential health impact was generally comparable to that in non-urban sites worldwide.

KW - PCNs

KW - India

KW - Pakistan

KW - Passive air sampler

KW - PUF

U2 - 10.1016/j.scitotenv.2013.07.078

DO - 10.1016/j.scitotenv.2013.07.078

M3 - Journal article

VL - 466–467

SP - 1030

EP - 1036

JO - Science of the Total Environment

JF - Science of the Total Environment

SN - 0048-9697

ER -