The Red Sludge That Smothered a Town in Brazil The disaster is now more deadly than a 2015 tailings dam collapse at an iron ore mine less than 100 km (60 miles) to the east, belonging to Samarco Mineracao SA, a Vale joint venture with BHP Group. Previous Next Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 2019-01-27 spiel