Small-scale gold mining is fairly common in French Guiana, where illegal artisan miners use toxic mercury to separate gold from grit. Environmental groups say this method of extraction is extremely harmful to nearby forests, waterways and communities.
According to the World Wide Fund for Nature (WWF), miners use an average of 1.3 kilograms of mercury to extract each kilogram of gold. The group has called illegal mining the region's "main social, health and environmental scourge."
read more... https://www.dw.com/en/three-french-troops-killed-in-guiana-gold-mining-raid/a-49630344
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