This week, Brazilian mining giant Vale reported that its Gongo Soco tailings mine in Minas Gerais continues to erode—a process that began last year and has put the structure at risk of collapse.
In February last year, the National Mining Agency (ANM) ordered the removal of 500 people from the municipality of Barão de Cocais due to risks associated with the dam. The mining complex of Gongo Soco is about 120 kilometers away from the town of Brumadinho, where another of Vale’s tailings dams burst on January 25, killing 270 people.
The case of...