About 20 percent of the world’s global gold production comes from such mines, but that also means that millions of people working in artisanal and small-scale gold mining (ASGM) are exposed to toxic levels of mercury. It is widely used in the informal mining sector, which is now the single largest source of manmade mercury emissions reaching an estimated 1,000 tons per year.
read more... https://africatimes.com/2019/02/18/burkina-kenya-to-lower-mercury-use-with-new-gold-mining-program/
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