Taking inspiration from a centuries-old-process for extracting gold from ore, researchers have used gold nanoparticles to strip mercury from contaminated water (ACS Nano, DOI: 10.1021/nn204313a).

“Ibrahim” is a 12-year-old boy working in a small Tanzanian gold mine. One of his main jobs is to separate gold from the ore by using mercury, a toxic metal. Using his bare hands, he mixes mercury ...

Photographer Ian Berry takes us from Uganda’s makeshift goldmines to a London jeweller’s, documenting how a Fairtrade programme is helping to end the exploitation, mercury poisoning and treacherous ...

"Do not fish in these waters." "Contains high levels of mercury." These warnings are shown at thousands of lakes and rivers globally, as well as on numerous fish products. We conducted educational ...

Unlike alluvial gold, which is found as very small flakes on riverbanks, gold-bearing rocks have to be dug out of the ground. We're after pure gold, but rock that contains gold also includes lots of ...

One month after the Guyana Gold Board (GGB) ceased burning raw gold in the Guyana Geology and Mines Commission (GGMC) Brickdam Complex due to health and safety concerns, the agency is asking for ...