(Reuters) - The most widespread type of dam used to store mine waste is nearly twice as unstable as the average tailings facility, a global study showed on Friday, highlighting the risk of so-called ...

The company said it hadn't abandoned earlier plans, the focus of a Minnesota DNR review on whether the mining permit should be denied. Plans for the NorthMet project include building dams to increase ...

Mining companies should get consent from the indigenous peoples and affected communities over the life of a mine for both proposed and existing waste storage facilities, or tailings dams, a coalition ...

A sweeping global standard that sets out how the world's largest miners care for waste dams falls short of measures environmental and civil society groups say are needed to avert future disasters, ...

MinnPost’s journalists are out in the community to report on the things that are happening in Minnesota. Your support right now will help fund their work AND keep our news paywall-free. In January, ...

The northern and southern tailings dams at Cadia, with the breach in the northern tailings dam embnakment visible. Cracks were identified in the northern tailings dam embankment on Friday, which was ...

LONDON (Reuters) - (The opinions expressed here are those of the author, a columnist for Reuters) The collapse of Vale's Brumadinho iron ore tailings dam in Brazil was both shocking and devastating in ...

Questions over whether the state is demanding the highest possible environmental and safety standards in the rebirth of a 1950s-era tailings dam are growing more urgent just as Minnesota's first ...

Seeking assurances from Brazilian miner Vale by phone after a second deadly dam disaster in three years is not enough for Sasja Beslik. He plans to fly there himself to get answers. Beslik, head of ...