Brazilian authorities arrested eight employees of mining giant Vale on Friday over a dam collapse at one of its mines three weeks ago that killed at least 166 people and left 147 missing, presumed ...

The collapse of a massive tailings dam in Brazil was caused by the accumulation of water and lack of drainage, although the facilities did not previously show signs of instability, according to a ...

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The Chinese government has appealed to the public for information as part of its investigation into a reservoir dam that ...