Emissions of unintentional persistent organic pollutants from open burning of municipal solid waste from developing countries

► Sound methodology for measuring unintentional POPs was developed. ► Emission factors were derived to support UNEP Dioxin Toolkit. ► Waste composition did not affect emission factors. Open burning of waste is the most significant source of polychlorinated dibenzo-para-dioxins and dibenzofurans (PCD...

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Bibliographic Details
Published in:Chemosphere (Oxford) Vol. 84; no. 7; pp. 994 - 1001
Main Authors: Zhang, Tingting, Fiedler, Heidelore, Yu, Gang, Ochoa, Gustavo Solorzano, Carroll, William F., Gullett, Brian K., Marklund, Stellan, Touati, Abderrahmane
Format: Journal Article
Language:English
Published: Kidlington Elsevier Ltd 01.08.2011
Elsevier
Subjects:
ash
HCB
HCB
ISSN:0045-6535, 1879-1298, 1879-1298
Online Access:Get full text
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Summary:► Sound methodology for measuring unintentional POPs was developed. ► Emission factors were derived to support UNEP Dioxin Toolkit. ► Waste composition did not affect emission factors. Open burning of waste is the most significant source of polychlorinated dibenzo-para-dioxins and dibenzofurans (PCDD/PCDF) in many national inventories prepared pursuant to the Stockholm Convention on Persistent Organic Pollutants. This is particularly true for developing countries. Emission factors for POPs such as PCDD/PCDF, dioxin-like polychlorinated biphenyls (dl-PCB) and penta- and hexachlorobenzenes (PeCBz/HCB) from open burning of municipal solid waste in China and Mexico are reported herein. Six different waste sources were studied varying from urban-industrial to semi-urban to rural. For PCDD/PCDF, the emission factors to air ranged from 3.0 to 650ngTEQkg−1waste and for dl-PCB from 0.092 to 54ngTEQkg−1waste. Emission factors for PeCBz (17–1200ngkg−1waste) and HCB (24–1300ngkg−1waste) spanned a wide but similar range. Within the datasets there is no indication of significant waste composition effect on emission factor with the exception of significantly higher Mexico rural samples.
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ISSN:0045-6535
1879-1298
1879-1298
DOI:10.1016/j.chemosphere.2011.04.070