ENVIRONMENT

Could tailings dams make a comeback in Brazil?

One expert says yes

Damage from the Mariana tailings dam failure is the largest ever recorded

Damage from the Mariana tailings dam failure is the largest ever recorded | Credits: Shutterstock

Dry stack tailings to contain mineral waste became widespread in Brazil, replacing dams, long before the technology became common elsewhere. Following the collapse of the Mariana dam in 2015 and the...

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