An overview of trace elements in soils of Keana-Awe Brine-Fields, Middle Benue Trough, Nigeria

dc.contributor.authorSallau, Adamu
dc.contributor.authorMomoh, Abuh
dc.contributor.authorOpuwari, Mimonitu
dc.contributor.authorAkinyemi, Segun
dc.contributor.authorLar, Uriah
dc.date.accessioned2018-05-21T09:37:17Z
dc.date.available2018-05-21T09:37:17Z
dc.date.issued2017
dc.description.abstractThe objective of this study was to determine the concentration of trace elements in soils of Keana-Awe brine-fields. Composite soil samples were randomly collected at a depth of 0–15 cm and were analysed for molybdenum, zinc, arsenic, lead, cobalt, chromium, copper, barium and nickel using Inductively Coupled Plasma Mass Spectroscopy (ICP-MS). Quantification of the degree of soil contamination by these trace elements was carried out using the enrichment factor (EF) and the geo-accumulation index (Igeo). The data were subjected to principal component analysis (PCA). The average concentrations were 1.56 ppm molybdenum, 1116.42 ppm zinc, 23.80 ppm arsenic, 71.40 ppm lead, 17.64 ppm cobalt, 237.35 ppm chromium, 24.16 ppm copper, 254.67 ppm barium and 143.71 ppm nickel. Cobalt, nickel and chromium showed positive loadings in component 1 with a total variance of 29.56%. Zinc, copper and lead showed positive loadings in component 2 with a total variance of 18.79%, while copper showed negative loading in component 3 with a total variance of 14.79%. Considering the concentration of trace elements in the soils and statistical analyses, we conclude that soils of the study area were severely enriched in molybdenum, cobalt, chromium, copper, barium, nickel, while arsenic and zinc are in excessive concentrations in the soils. These trace elements could have originated from geogenic and anthropogenic sources.en_US
dc.description.accreditationDHET
dc.identifier.citationSallau, Adamu. et al. (2017). An overview of trace elements in soils of Keana-Awe Brine-Fields, Middle Benue Trough, Nigeria. Transactions of the Royal Society of South Africa, 72(1): 47-54 https://doi.org/10.1080/0035919X.2016.1229698en_US
dc.identifier.issn0035-919X
dc.identifier.urihttps://doi.org/10.1080/0035919X.2016.1229698
dc.identifier.urihttp://hdl.handle.net/10566/3708
dc.language.isoenen_US
dc.privacy.showsubmitterFALSE
dc.publisherTaylor & Francis: STM, Behavioural Science and Public Health Titlesen_US
dc.rightsThis is the author version of the article published online at: https://doi.org/10.1080/0035919X.2016.1229698
dc.status.ispeerreviewedTRUE
dc.subjectTrace Elementsen_US
dc.subjectBrine-Fieldsen_US
dc.subjectSoil Contaminationen_US
dc.subjectEnrichment Factoren_US
dc.subjectAnthropogenic Sourcesen_US
dc.titleAn overview of trace elements in soils of Keana-Awe Brine-Fields, Middle Benue Trough, Nigeriaen_US
dc.typeArticleen_US

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