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cadmium mining ghana
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Heavy Metal Contamination in Topsoil in Mining-Plagued …
This study forms part of a larger study, "Securing Food and Ecosystem services in Mining plagued regions of Ghana" (NORAD SEFEM Project) which examines how land use can be diversified and harmonized in mining communities in Ghana. The authors are grateful to the Norwegian Agency for Development Cooperation (NORAD) …
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Heavy Metal Pollution from Gold Mines: Environmental …
Cadmium is one of the most toxic HM to most organisms. Its concentration in unpolluted soil is usually 1 mg/kg, ... Bempah et al., found a concentration of 92.17 mg/kg in gold mine tailings in Ghana. Gold mining has greatly increased Cu concentration in the environment which upon release binds to particles of organic matter, ...
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Review: Artisanal Gold Mining in Africa—Environmental …
Keywords Arsenic · Cadmium · Chromium · ASGM · Lead · Mercury Introduction Artisanal and small-scale gold mining (ASGM) presents ... For instance, in Ghana, the gold mining industry contributed 7% of the national gross domestic product (GDP) in 2019, with ASGM accounting for 35% (Afrifa et al. 2019; Bakia 2014; Macdonald et al.
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Levels of arsenic, mercury, cadmium, copper, lead, zinc …
Request PDF | Levels of arsenic, mercury, cadmium, copper, lead, zinc and manganese in serum and whole blood of resident adults from mining and non-mining communities in Ghana | Human beings ...
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Cadmium Mining In Michigan
Cadmium Mining In Michigan Overview 1.85K Total Mines; Table 38 Total Mines; Browse 1,853 mining USGS records in michigan. Most records highlight mining opportunities and activity in Marquette. Quick Facts. 1,853 records of mining in michigan. 818 producers. 37 plants. 783 prospects. 215 occurrences.
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Contamination from mercury and other heavy …
The present study evaluated the contamination from arsenic (As), cadmium (Cd), copper (Cu), mercury (Hg) and lead (Pb) in …
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Environmental Impacts of Illegal Small-Scale Mining …
The plants species are potential hyper accumulators (BF > 1) for mercury and cadmium hence are suitable for phytoremediation. Keywords: Illegal mining, Heavy metals, Stream contamination, Phytoremediation 1 Introduction ... around mining communities in Ghana (Obiri, 2007; Quansah and Amankwah, 2010). Work done by
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Distribution and Risk Assessment of Heavy Metals in Surface …
In Ghana, the presence of Hg in mining communities is linked with the use of Hg in gold mining. Average Hg levels were therefore expected to be high in water …
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[PDF] IMPACT OF ILLEGAL MINING ON WATER RESOURCES …
This paper reviews the impact of illegal mining on water resources for irrigation and domestic application in Ghana. It was carried out by reviewing literature and media information as well as interviews and observation of small scale mining activities in mining communities especially illegal mining popularly called galamsey in Ghana. It was …
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Levels of Mercury, Cadmium, and Zinc in the Topsoil of …
The Wassa West District of the western region of Ghana is noted for a large deposit of gold ores. As a result, there is a lot of mining activity in the district, which include both legal and illegal miners. A large number of illegal ("galamsey") miners employ mercury in the amalgamation of gold, whereas some of the mining companies use zinc dust …
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(PDF) Levels of arsenic, mercury, cadmium, copper, lead, zinc …
Levels of arsenic, mercury, cadmium, copper, lead, zinc and manganese in serum and whole blood of resident adults from mining and non-mining communities in Ghana
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Levels of arsenic, mercury, cadmium, copper, lead, zinc and …
The mean levels of arsenic, cadmium, mercury, manganese, lead, copper and zinc in whole blood of resident adults from historic mining areas in Ghana (Tarkwa Nsuaem Municipality and Prestea Huni Valley District) and non-mining area (Cape Coast Metropolis) have been presented in Table 2 below.
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From the ground up: Unveiling Ghana's soil quality crisis and …
For instance, considering only the mining sector of Ghana, studies by Antwi-Agyei et al. (2009), ... scrap yard's e-waste burning sites and found exorbitantly high quantities of dangerous metals like lead and cadmium, as well as halogenated compounds including phthalates10 and polybrominated diphenyl ethers (PBDEs).
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Prenatal exposure to heavy metal mixtures and …
Background Numerous studies have suggested significant associations between prenatal exposure to heavy metals and newborn anthropometric measures. However, little is known about the effect of various heavy metal mixtures at relatively low concentrations. Hence, this study aimed to investigate associations between prenatal …
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Cadmium in Environment—An Overview | SpringerLink
Cadmium (Cd) is a toxic heavy metal that poses significant health risks to humans and animals when present at elevated levels in the environment. It is released into the air, water, and soil through various industrial processes, mining activities, and the use of cadmium-containing products . Cadmium can accumulate in living organisms, …
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Albert Kobina Mensah (0000-0001-5952-3357)
Cadmium, Cu, Hg, Sb, Se and Ti contamination in abandoned and active mining sites in Ghana shows concerns for soil and human health risks. ... The performance of the mining sector in Ghana: A decomposition analysis of the relative contribution of price and output to revenue growth. Resources Policy 2016 ...
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Worldwide Production, Trade and Consumption of …
Consumption of Cadmium 1 Introduction Cadmium is produced as a by-product from mining, smelting, and refining sulphide ores of zinc, and ... concentrates varies from mine to mine, ranging from 0.07 to 0.83 per cent with an average of 0.23 % while zinc concentration is typically 55%. On average, about 3 kg of cadmium can be produced for ...
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Prof. Dickson Adomako
Deputy Director General, Ghana Atomic Energy Commission - Cited by 2,197 - Stable isotope geochemistry - Geochemistry - Hydrogeology ... a gold mining town in Ghana and its environs. Y Serfor-Armah, BJB Nyarko, SB Dampare, D Adomako. ... Total coliforms, arsenic and cadmium exposure through drinking water in ...
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Cadmium, Cu, Hg, Sb, Se and Ti contamination in …
regions and did not consider abandoned mine sites, which are often used as playgrounds by school children. Again, studies on PTEs like Ti, Sb and Se have been silent in Ghana especially in gold mining hotspots. Fig. 1. a and 1b: Geospatial distribution of studied elements in the abandoned and active mining sites.
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Effect of Mining on Heavy Metals Toxicity and Health Risk in …
Heavy metal contamination of selected rivers in the mining areas of Ghana was studied. In the study, 44 composite water samples were collected, digested, and analyzed for selected metals using ICP-MS. The average concentrations (mg/L) of heavy metals from the pristine sites ranged from 0.003 (As) to 0.929 (Fe), and the mining sites …
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Integrated Assessment of Artisanal and Small-Scale Gold Mining in Ghana …
Two studies from non-mining areas measured cadmium in sediment (individual sample range: zero to 1.42 µg/g) [66,67]. Similarly ... Land degradation and deforestation is a substantial problem facing Ghana. Mining, as well as agriculture, population growth, and other factors, have contributed to widespread deforestation.
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Assessment of Cadmium, Chromium, and Lead …
Bagega community is an artisanal mining community with a history of Pb poisoning. The community is served by a small lake as an important source of water for cattle watering, irrigation, washing, and fishing among other uses. The concentration of Cd, Cr, and Pb in soil and plants at the bank, surface water, sediment, and fish of the lake …
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A Systematic Review of Heavy Metals of Anthropogenic …
In Ghana, which exemplifies a country where extensive research on heavy metals has hitherto been carried out because of its extensive mining industry, one of the main …
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Potential heavy metal pollution of soil and water resources …
Effluents and mine waste from artisanal mining in Kokoteasua, a community in Ghana, are discharged directly to the environment without prior treatment and have …
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Integrated Assessment of Artisanal and Small-Scale Gold Mining in Ghana …
1.1. Objective. This report is one of three studies [8,10] that are being co-published to provide a foundation for a special issue in the International Journal of Environmental Research and Public Health entitled "Integrated Assessment of Artisanal and Small-Scale Gold Mining in Ghana".This integrated assessment (IA) is guided by an …
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Integrated Assessment of Artisanal and Small-Scale Gold Mining in Ghana …
This report is one of three synthesis documents produced via an integrated assessment (IA) that aims to increase understanding of artisanal and small-scale gold mining (ASGM) in Ghana. Given the complexities surrounding ASGM, an IA framework was utilized to analyze economic, social, health, and environmental data, and co …
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The Impact of Mining on the Water Resources in Ghana: Newmont Case
cadmium and mercury were below the EP A allowable limits. ... For instance, the ban and regulation of mining in Ghana showed that the turbidity levels measured in Rivers Ankobra (553 NTU), Birim ...
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Contamination Levels and Sources of Heavy Metals and a …
Cadmium in soils from the study area may come from the mining and processing of Zn and chalcophilic metals.22 The presence of Zn in the environment is associated with mining and smelting, which pollutes the air, water and soil and ultimately undergoes oxidation to release Zn 2+ ions into water bodies.22
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Assessment of contamination and health risk of heavy …
Heavy metal contamination of selected rivers in Ghana was studied as part of a bigger project aimed at setting background standard for heavy metals in the …
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Potential heavy metal pollution of soil and water resources …
Ghana is known to be one of the major gold producers globally, and the mining sector is believed to contribute significantly to the gross foreign earnings of the country. Artisanal gold mining has been on the increase in the country and it is said to be a major contributor of metals in water resources due to indiscriminate use of Mercury (Hg ...
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Integrated Assessment of Artisanal and Small-Scale Gold Mining In Ghana …
in Ghana to investigate impacts of gold mining eith er by large-scale or sma ll-scale mining on climate change, but the land use changes described above and the reliance on fossil fuels for ...
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Arsenic in Gold Mining Wastes: An Environmental and …
In Ghana, gold mining is noted for environmental and social impacts in host communities (Mensah et al. 2015, 2021).These include, among others, the indiscriminate release of As from gold mining sites, which in turn affects accurate performance of ecological functions as reported by Armah et al. ().Tailings dam is one of the waste …
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Arsenic contamination from gold mining and remediation of …
In Ghana, gold mining exists in two major scales- large and small. Despite its economic benefits, the sector presents huge environmental costs.
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Health risk assessment of heavy metals and metalloid in …
The cancer risk due to cadmium (Cd) exposure in adults and children in the sampled communities was very low. However, the average risk values of arsenic (As) for …
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Multivariate studies and heavy metal pollution in soil from gold mining
1. Introduction. Artisanal or small-scale gold mining is essential in many developing countries such as Ghana. Because it provides jobs for the indigenous people, particularly in rural communities where economic activities are critically limited and also make significant contributions to foreign exchange earnings [].Ghana's artisanal or small …
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(PDF) Determination of the Physico-Chemical Properties
Determination of the Physico-Chemical Properties and Heavy Metal Status of the Tano River along the Catchment of the Ahafo Mine in the Brong-Ahafo Region of Ghana June 2018 DOI: 10.4172/2161-0525. ...