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pro vyhledávání: '"J.C. Bonzongo"'
Akademický článek
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Akademický článek
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Publikováno v:
Journal of Hazardous Materials. 264:286-292
The effects of ionic strength (IS) reduction (5–0.05 mM) and flow interruption (FI, flow stopped for 7 d) on colloid and Hg release in the leachate were examined in column experiment. Two Hg contaminated soils (13.9 and 146 mg/kg) were used, with H
Publikováno v:
Journal of Hazardous Materials. :93-99
To evaluate the potential of Hg release and co-transport by colloids, it is important to understand how Hg, colloids and Hg-loaded colloids migrate in soils. Hg sorption by kaolinite and sand were nonlinear and fit the Langmuir model, with the maximu
Publikováno v:
Science of The Total Environment. 368:164-176
Artisanal gold mining (AGM) with metallic mercury has a long history in Ghana. It is believed to be over 2,000 years old. Today, AGM has escalated in a new dimension consuming about half of the country where gold lode deposits exist along riverbanks
Publikováno v:
Journal de Physique IV (Proceedings). 107:217-220
In this study, we investigated the extent of contamination of Hg in selected mine-impacted Ghanaian watersheds. The results are suggestive of a major environmental problem with Hg in Ghana, with total-Hg concentrations ranging from 17 to 2000 ng/L in
Publikováno v:
Environmental Pollution. 92:281-287
Spatial and temporal distribution of methylmercury (MeHg) was determined in surficial sediments collected from a river-reservoir system impacted by Hg-contaminated mine wastes. Despite the fact that total mercury concentrations (HgT) in surface sedim
Publikováno v:
Environmental Pollution. 92:193-201
Total mercury (HgT), methylmercury (MeHg), and other operationally defined Hg species were determined on water samples collected from a river-reservoir system impacted by historic mine wastes. Simultaneously, a comprehensive study was undertaken to d
Publikováno v:
West African Journal of Applied Ecology; Vol 9, No 1 (2006)
The paper examines the environmental impact of artisanal mining of gold with mercury (Hg) in Ghana. In spite of its positive socioeconomic contributions, it is well known that artisanal mining of gold contributes in no small measure to land degradati
Akademický článek
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