Cyanide does not remain stable in heat—it evaporates or disperses. This is different from other heavy metals such as mercury, which can ac...

  Banlas, or sluice mining—a highly destructive mining method—involves pouring large amounts of water onto a mountain’s surface to loosen so...

    Several  studies  have also found high concentrations of  toxic heavy metals and other chemicals , including cadmium, mercury, lead, and...

  To separate the gold from the silt, they use two silent assassins: mercury and cyanide. These chemicals are dumped directly into the soil ...

 The effects of galamsey are already evidenced in polluted waterways, deforested landscapes, and mercury-poisoned communities. read more... ...