Madre de Dios state has an estimated 40,000 illegal miners, most centered near the commercially vital Interoceanic Highway that links the Pacific Ocean with Brazil. They use tons of mercury to bind the gold flecks they dig up, and have ravaged forests and poisoned rivers in a biodiverse region that is also home to tribes living in voluntary isolation
Madre de Dios state has an estimated 40,000 illegal miners, most centered near the commercially vital Interoceanic Highway that links the Pacific Ocean with Brazil. They use tons of mercury to bind the gold flecks they dig up, and have ravaged forests and poisoned rivers in a biodiverse region that is also home to tribes living in voluntary isolation