In a recent study published in the journal Biogeosciences, scientists have confirmed that mercury pollution from artisanal and small-scale gold mining (ASGM) is contaminating food crops not through ...

New technologies, international partnerships and luxury buyers are driving a global shift toward sustainable, mercury-free gold. Courtesy Pure Earth Gold has captivated humanity for millennia, ...

A small, leafy, green peanut plant grows out of a patch of dirt. When David McLagan’s team sampled mercury isotopes in cassava, maize, and peanut crops (like the one shown here) grown downwind of a ...

New research has found that some tropical trees in the Peruvian Amazon can be used to monitor mercury pollution from gold mining, offering an alternative to expensive air monitors. Previous research ...