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With the End of the Upstream Dams, Mining Companies Innovate in Ways of Disposing of Untapped Material

Summary by Globo
The ruptures of the Mariana (MG) dams in 2015 and Brumadinho (MG) in 2019 triggered a profound transformation in the management of Brazilian mining waste. Since then, the number of dams built by the upstream method and framed in the National Barrier Security Policy (PNSB) fell from 74 to 42, according to the National Mining Agency (ANM). Companies accelerate decharacterization, expand monitoring and adopt solutions such as dry batteries. However…

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With the End of the Upstream Dams, Mining Companies Innovate in Ways of Disposing of Untapped Material

The ruptures of the Mariana (MG) dams in 2015 and Brumadinho (MG) in 2019 triggered a profound transformation in the management of Brazilian mining waste. Since then, the number of dams built by the upstream method and framed in the National Barrier Security Policy (PNSB) fell from 74 to 42, according to the National Mining Agency (ANM). Companies accelerate decharacterization, expand monitoring and adopt solutions such as dry batteries. However…

·Rio de Janeiro, Brazil
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Globo broke the news in Rio de Janeiro, Brazil on Wednesday, August 19, 2026.
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