Brazil’s Failed Fundão Dam Caused More Damage Than Previously Thought – Contaminating The Abrolhos Marine National Park

Source: Hakai Magazine/Eduardo Campos Lima 

Photo: Mia Morete/Wikimedia Commons 

The collapse of the Fundão waste dam in Mariana, Brazil, used to store the byproducts of mining activities, sent 32.6 million cubic meters of tailings—a toxic slurry of mud, iron oxides, manganese, and silica—spilling...