Different tailings disposal and dam construction methods are under review. So is processing more ore per day, a move that could shorten the project's 20-year mine life by five years. Plans for the ...

The agency said a more thorough environmental review and dam-safety permits are not needed because the expansion is within limits studied and permitted nearly 50 years ago. An aerial view looking ...

The disaster near the small town of Brumadinho in southeastern Brazil occurred shortly after midday on 25 January 2019. At a nearby iron ore mine, the tailings dam—a storage area for the sludgy, ...

Engineering, geoscience, and environmental consulting firm, Klohn Crippen Berger (KCB) has collaborated with mining companies over several decades to design safe and sustainable mine waste and water ...