“A new study reveals that catastrophic mine waste failures are increasing in frequency, severity, and costs all around the world.

The authors point toward poor regulations, poor practices, dicey mining economics, and ever larger mines as key factors behind those disasters.”

The article state that: “nearly half of all recorded “serious failures” happened in modern times, between 1990 and 2010. It calculated an average cost of US$543 million for the most serious spills, with some climbing well above US$1.3 billion.”

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