For example, artisanal and small-scale mining of gold in Ghana generated about $2.5 billion in 2012 and $2 billion in 2016 with an annual revenue growth of 22% from 1990 to 2016 (Owusu et al., 2019). Artisanal mining has accounted for at least 30% of the total gold produced in Ghana since 2011 (Owusu et al., 2019).
ادامه مطلبArtisanal and small-scale mining (ASM) takes place under extreme conditions with a lack of occupational health and safety. As the demand for metals is increasing due in part to their extensive use in 'green technologies' for climate change mitigation, the negative environmental and occupational consequences of mining …
ادامه مطلبMineral resource exploitation is one of the activities that contribute to economic growth and the development of society. Artisanal and small-scale mining (ASM) is one …
ادامه مطلبThe study investigated the contents of selected heavy metals in top soils and sub-soils around the vicinity of artisanal gold mining site in Minna, Niger state, using standard procedures. Digestion was done using HNO3–H2O2–HCl and heavy metal content using atomic absorption spectrometer. The results obtained showed some extent of …
ادامه مطلبThe amount of revenue that is lost through informal networks is partly related to the scope of the country's mining operations. Each artisanal mine site falls along a continuum that ranges in terms of its physical size, the number of operating miners, and the amount of financial investment (see figure 2).
ادامه مطلبIntroduction. Section snippets. References (51) Cited by (7) Recommended articles (6) Journal of Rural Studies. Volume 94, August 2022, Pages 177-191. The …
ادامه مطلبBawdwin (Figs. 2.2 and 2.13) is a giant pyritic silver-rich base metal sulfide deposit at which commercial production and smelting began in 1909.This followed more …
ادامه مطلبThat notwithstanding, the boom of gold mining in Southern Ghana in the last 20 years has diverted internal migration destinations for Northern women with many women moving into informal artisanal and small-scale mining, locally called galamsey. 1 As argued in the artisanal and small-scale mining (ASM) literature, migration to ASM communities …
ادامه مطلبIntroduction. Artisanal goldmining is on the rise globally due to the rising prices for minerals and precious metals [1, 2].There are about 20 million people who work directly in artisanal mining, and over 80 million depend on it for their livelihood [].The goldmining industry in Ghana is one of the most important contributors to the nation's …
ادامه مطلبAbstract. This paper explores the gendered contexts of artisanal and small-scale mining in sub-Saharan Africa, and traces how women are likely to be excluded from current policy pushes to formally regulate the sector. Drawing on qualitative and quantitative research results from six artisanal and small-scale mining (ASM) sites, two in each of ...
ادامه مطلبJournal of Geology and Mining Research Full Length Research Paper Artisanal gold mining in Batouri area, East Cameroon: Impacts on the mining population and their environment Kouankap Nono Gus Djibril1*, Tah Bong Cliford1, Wotchoko Pierre1, Magha Alice1, Chianebeng Japhet Kuma2 and Tene Djoukam Joëlle Flore3
ادامه مطلبAbstract. Artisanal and small-scale mining (ASM) make up roughly 90% of the colored gemstone trade, a still untamed industry where money laundering, cartels, …
ادامه مطلبArtisanal and small-scale mining is a widespread economic sector in the African Great Lakes Region, where it has an adverse impact on the population's environment. The purpose of this paper is to summarize and consider the typology of the environmental impacts of artisanal and small-scale mining, in particular, the anthropogenic influences …
ادامه مطلبAbstract. Artisanal small-scale mining (ASM) has devastating impacts on the environment, such as deforestation, over-stripping of overburden, burning of bushes and use of harmful chemicals like mercury. These environmental impacts are a result of destructive mining, wasteful mineral extraction and processing practices and techniques …
ادامه مطلبThe study concluded that artisanal gold mining activities caused severe soil degradation and loss of important soil nutrients in the area. The impact of the mining activities is a …
ادامه مطلبIntroduction. For more than two decades, artisanal and small-scale gold mining (ASGM) has been operated in Indonesia, spread widely across 31 provinces.1 In West Java Province, ASGM is found in Bogor, Cianjur and Sukabumi Regencies. Commonly, ASGM in Indonesia uses mercury (Hg) in gold ore processing.2 Mercury is …
ادامه مطلبOver the past three decades, the global appetite for gold has continued to grow, driven by increased consumer demand from Asia and soaring investor demand following spiking gold prices. 6 Artisanal and small-scale gold mining (ASGM) is prevalent in at least 64 countries (Figure 1).The estimated number of ASGM miners increased from …
ادامه مطلبArtisanal and small-scale mining (ASM), broadly defined as informal mining using rudimentary processes to extract minerals or gems, often with no or very little …
ادامه مطلبHuman exposure to mercury is a leading public health problem. Artisanal and small-scale gold mining (ASGM) is a major source of global mercury emissions. Although occupational mercury exposure to ...
ادامه مطلبChemistry – A European Journal showcases fundamental research and topical reviews in all areas of the chemical sciences around the world. Abstract Mercury-dependent artisanal and small-scale gold mining (ASGM) is the largest source of mercury pollution on Earth. In this practice, elemental mercury is used to extract gold from ore as ...
ادامه مطلبThis negative publicity put pressure on local authorities and Zhejiang Huayou Cobalt, owner of local operator Congo Dongfang Mining (CDM), to find a solution to the situation in Kasulo. 11 The first reaction was to impose a ban on artisanal mining operations in the area, which proved untenable. 12 Since Gécamines was still the holder …
ادامه مطلبJesper Bosse Jønsson, a geographer, has worked in Tanzania for ten years on rural livelihoods and unfolding developments in mining, both as an academic and NGO representative. Richard Sherrington, an anthropologist, has researched development and mining issues in Tanzania since 2000, specifically artisanal diamond mining in …
ادامه مطلبArtisanal and small-scale mining (ASM) make up roughly 90% of the colored gemstone trade, a still untamed industry where money laundering, cartels, arms purchases, and crime run rampant while many miners prospect and dream of finding "the big one." Women make up to 30% to 50% of ASM, often in developing regions.
ادامه مطلب1. Introduction. In a global context, artisanal and small-scale mining (ASM) is critical in poverty reduction. The ASM sector is a viable pathway for creating sustainable livelihoods and poverty alleviation initiatives, specifically in sub-Saharan Africa (SSA) (Osumanu, 2020, p. 209; Mhangara et al., 2020).According to estimations, at least 40 …
ادامه مطلبResearch literature has underscored the growing engagement of youth in artisanal and small-scale mining (ASM). However, no published study has explicitly investigated the symbiotic exchanges on how youth in ASM transfer acquired knowledge and practical skills to educational settings and how they in turn transfer their acquired …
ادامه مطلبArtisanal gold mining causes widespread health problems due to illegal exposure to hazardous inorganic compounds, such as arsenic (As) and mercury (Hg). The sources and prevalence of mining pollution are strongly influenced by topography, stream dynamics, soil type, and land use. In the present study, the potential hazardous elements …
ادامه مطلبFor artisanal mining, these priorities include bottom-up formalization; more transparent upstream (miners, traders) trade chain; extensive state reform and the creation of competent and corruption ...
ادامه مطلبWifestyles in Tanzanian artisanal gold-mining settlements ', Journal of Modern African Studies 51 (1): 33 – 56. CrossRef Google Scholar Bryceson, D., Jønsson, J. and Verbrugge, H. ( 2014 ) ' For richer, for poorer: marriage and casualized sex in East African artisanal mining settlements ', Development and Change 45 ( 1 ): 79 – 104 .
ادامه مطلبMining with a ' Vuvuzela ': Reconfiguring artisanal mining in Southern Zimbabwe and its implications to rural livelihoods. Journal of Contemporary African Studies, 30 (2), 219 – 233.
ادامه مطلبAcross sub-Saharan Africa, artisanal and small-scale mining (ASM) represents a major source of direct and indirect employment. Yet, despite the livelihood benefits and the …
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