A groundbreaking study, led by Professors Mark Macklin and Chris Thomas, Directors of the Lincoln Centre for Water and Planetary Health at the University of Lincoln, UK, has provided new insights into the extensive impact of metal mining contamination on rivers and floodplains across the world, with an estimated 23 million people believed to be affected by potentially dangerous concentrations of toxic waste. The study used a new georeferenced global database of 185,000 metal mines compiled by the team alongside a combination of process-based modelling and empirical testing to predict the dispe...