Tailings management: What has changed since Brumadinho?
Download the article (pdf)
➥ Bahasa Indonesia
➥ Português (BR)
As concentrations of valuable ore continue to decrease in mines around the world, the mining industry has to cope with the enormous volumes of residual waste – known as tailings – it generates as outputs of its complex chemical processes. Typically piped into large surface impoundments and held in place by earthen dams, stored tailings pose by far mining’s greatest risk of severe impacts.