Ghana government urged to deal with harmful results of artisanal mining

A group of researchers have urged government to intensify efforts to deal with the harmful results of artisanal and small-scale gold mining.
The researchers from Ghana and the United States of America, working under a sponsored project by the University of Michigan, Graham Environmental Sustainability Institute, said data gathered from their search indicated that there were currently high concentration of mercury, (a chemical used for gold extraction from rocks) in the soil.
https://www.ghanabusinessnews.com/2015/04/22/ghana-government-urged-to-deal-with-harmful-results-of-artisanal-mining/