Doce River"The Doce River (literally the "sweet river"; Portuguese: Rio Doce [ˈʁiu ˈdos(i)]) is a river in southeast Brazil with a length of 853 kilometres (530 mi).The river basin is economically important. In 2015 the collapse of a dam released highly contaminated water from mining into the river, causing an ecological disaster." - (en.wikipedia.org 23.09.2020) Brazil