Mapping polycyclic aromatic hydrocarbon and total toxicity equivalent soil concentrations by visible and near-infrared spectroscopy

dc.contributor.authorOkparanma, Reuben
dc.contributor.authorCoulon, Frederic
dc.contributor.authorMayr, Thomas
dc.contributor.authorMouazen, Abdul Mounem
dc.date.accessioned2016-10-26T15:23:33Z
dc.date.available2016-10-26T15:23:33Z
dc.date.issued2014-06-19
dc.description.abstractIn this study, we used data from spectroscopic models based on visible and near-infrared (vis-NIR; 350–2500 nm) diffuse reflectance spectroscopy to develop soil maps of polycyclic aromatic hydrocarbons (PAHs) and total toxicity equivalent concentrations (TTEC) of the PAH mixture. The TTEC maps were then used for hazard assessment of three petroleum release sites in the Niger Delta province of Nigeria (5.317°N, 6.467°E). As the paired t-test revealed, there were non-significant (p > 0.05) differences between soil maps of PAH and TTEC developed with chemically measured and vis-NIR-predicted data. Comparison maps of PAH showed a slight to moderate agreement between measured and predicted data (Kappa coefficient = 0.19–0.56). Using proposed generic assessment criteria, hazard assessment showed that the degree of action for site-specific risk assessment and/or remediation is similar for both measurement methods. This demonstrates that the vis-NIR method may be useful for monitoring hydrocarbon contamination in a petroleum release site.en_UK
dc.identifier.citationOkparanma RN, Coulon F, Mayr T, Mouazen AM. (2014) Mapping polycyclic aromatic hydrocarbon and total toxicity equivalent soil concentrations by visible and near-infrared spectroscopy, Environmental Pollution, Volume 192, September 2014, Pages 162-170en_UK
dc.identifier.issn0269-7491
dc.identifier.urihttp://dx.doi.org/10.1016/j.envpol.2014.05.022.
dc.identifier.urihttp://dspace.lib.cranfield.ac.uk/handle/1826/10880
dc.language.isoenen_UK
dc.publisherElsevieren_UK
dc.rightsAttribution-Non-Commercial-No Derivatives 3.0 Unported (CC BY-NC-ND 3.0). You are free to: Share — copy and redistribute the material in any medium or format. The licensor cannot revoke these freedoms as long as you follow the license terms. Under the following terms: Attribution — You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use. Information: Non-Commercial — You may not use the material for commercial purposes. No Derivatives — If you remix, transform, or build upon the material, you may not distribute the modified material. No additional restrictions — You may not apply legal terms or technological measures that legally restrict others from doing anything the license permits.en_UK
dc.subjectNear-infrared spectroscopyen_UK
dc.subjectGeneric assessment criteriaen_UK
dc.subjectHydrocarbonen_UK
dc.subjectMappingen_UK
dc.titleMapping polycyclic aromatic hydrocarbon and total toxicity equivalent soil concentrations by visible and near-infrared spectroscopyen_UK
dc.typeArticleen_UK

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