A crude oil pipeline crack caused a thick oil slick in the Viche River in northwestern Ecuador. Employees of the state oil ...

The spill happened on Feb. 18 when a tailings dam that holds acidic waste from a copper mine in the north of the country collapsed.

A catastrophic acid spill from a Chinese-owned copper mine in Zambia has contaminated a major river, sparking fears of ...

Signs of pollution in the river were detected at least 100 kilometres downstream from the source of the pollution.