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Human Exposure Risks for Metals in Soil Near a Coal-Fired Power-Generating Plant

IR@CIMFR: CSIR-Central Institute of Mining and Fuel Research, Dhanbad

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Title Human Exposure Risks for Metals in Soil Near a Coal-Fired Power-Generating Plant
 
Creator George , Joshy
Masto, R.E.
Ram, L.C.
Das, T.B.
 
Subject Enviornmental Management
 
Description Coal-fired thermal power stations (TPSs) may contaminate the surrounding soil and could lead to pollution levels that can affect human health. Soil samples collected from the immediate vicinity of a TPS were analysed for heavy metals. TPS soils were enriched with arsenic (As), strontium (Sr), copper (Cu), mercury (Hg), barium (Ba), vanadium (V), beryllium (Be), cadmium (Cd), cobalt (Co), chromium (Cr), and nickel (Ni). Enrichment factor, principal component, and cluster analyses suggest that As, Cd, Co, Cr, and Hg in TPS soils originated from the TPS, whereas Pb and Zn were from vehicular/traffic-related emissions. The human exposure risk assessment based on different exposure pathways showed that the hazard index (HI) was\1.0 for all of the elements. The relative exposure risk was greater for toddlers. Although the overall risk was within the acceptable limit of 1.00, the HIs of Co (0.15) and Cr (0.082) were close to the threshold limits, which over the long-term may pose a health risk.
 
Publisher Springer
 
Date 2014-11
 
Type Article
PeerReviewed
 
Format application/pdf
 
Identifier http://cimfr.csircentral.net/1499/1/Josy_Paper.pdf
George , Joshy and Masto, R.E. and Ram, L.C. and Das, T.B. (2014) Human Exposure Risks for Metals in Soil Near a Coal-Fired Power-Generating Plant. Archives of Environmental Contamination and Toxicology, 67 (4). ISSN 0090-4341
 
Relation http://cimfr.csircentral.net/1499/