Illegal mines in Brazil leaving behind legacy of mercury poisoning for natives Over 90 percent of indigenous communities in Brazil’s Amazon have been affected by mercury poisoning, according to a new study. The joint study conducted by the Brazilian health foundation Fiocruz, the Hutukara Yanomami Association, the Yekuana Association, and the Brazilian NGO Socio-Environmental Institute tested hair samples from indigenous people in 19 different communities in one region of Brazil’s Amazon.… Read the rest