نتایج جستجو برای: artisanal gold mine
تعداد نتایج: 107584 فیلتر نتایج به سال:
BACKGROUND Artisanal small-scale gold mining (ASGM) is the world's largest anthropogenic source of mercury emission. Gold miners are highly exposed to metallic mercury and suffer occupational mercury intoxication. The global disease burden as a result of this exposure is largely unknown because the informal character of ASGM restricts the availability of reliable data. OBJECTIVE To estimate t...
A human health risk assessment of artisanal miners exposed to toxic metals in water bodies and sediments in the PresteaHuni Valley District of Ghana was carried out in this study, in line with US EPA risk assessment guidelines. A total of 70 water and 30 sediment samples were collected from surface water bodies in areas impacted by the operations of artisanal small-scale gold mines in the study...
In Ecuador, artisanal alluvial gold mining is generally carried out on the banks of rivers, which brings with it a number impacts environment that can be classified as negative, and among included generation effluents, deforestation primary forests, atmospheric emissions, polluting solid waste establishment communities without sanitation services. Therefore, observations were made in some sites...
Gold mining has played a significant role in Ghana's economy for centuries. Regulation of this industry varied over time and while industrial is prevalent the country, expansion artisanal mining, or Galamsey escalated recent years. Many these mines are not only harmful to human health due use Mercury (Hg) amalgamation process, but also leave footprint on terrestrial ecosystems, degrading destro...
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