Samarco dam collapse: one year on from Brazil's worst environmental disaster

The mining dam collapse killed 19 people, polluted a river and devastated livelihoods. A year on, there’s controversy over the cleanup and level of damages
Brazil’s dam disaster one year on – in pictures
Nearly one year on from the worst environmental disaster in Brazilian history, the Gualaxo do Norte river in the south-eastern state of Minas Gerais still runs iron-ore red.At 3.45pm on 5 November 2015 a huge tailings dam operated by Brazilian mining company Samarco collapsed a