On 1st October 2019, another significant tailings dam failure occurred in Brazil, this time at Nosso Senhora do Livramento in Mato Grosso.

The failure of the Stava tailings dam in Trento, Italy in 1985 generated a mudflow that killed 268 people downstream of the facility.

Planet Labs have kindly collected a high resolution SkySat image of the Cobriza Mine tailings failure in Peru, which happened on 10th July 2019.

On 10th July 2019 another significant tailings dam failure occurred, this time at the Cobriza mine in Peru, releasing cyanide pollution into the Rio Mantaro

In Brazil another tailings dam, at the Gongo Soco mine in Barão de Cocais to the east of Belo Horizonte, is at risk of failure due to a rock wall collapse.

A Perspectives article in Science (Santamarina et al. 2019) argues that we need a better understanding of the processes leading to tailings dam failures as well as greatly improved management and regulation of tailings facilities

Planet Labs have successfully acquired a high resolution SkySat image of the Hindalco Tailings failure in Muri, India, which occurred last week

On 9th April 2019 yet another significant tailings failure occurred, this time at the Hindalco works at Muri in Jharkhand, India

Brazilian mining company Vale warned on Friday that the Sul Superior tailings dam, at the Gongo Soco mine in Minas Gerais, is at risk of imminent collapse

The two important videos showing the Brumadinho tailings dam landslide allow some estimates to be made of the speed of the movement.