The pollution in the Hennops river reportedly orginates from the Ekurhuleni Municipality, particularly from areas like Olifantsfontein and Tembisa.

The Lee County area is the hot spot now, according to recent state reports, which show high toxicity counts here. Fish and marine mammal kills can start once levels reach 10,000 cells per liter.

St. Patrick's day might be a month away, but Austin's downtown waterway isn't going green to celebrate. Austinites might've ...

Algal blooms can greatly reduce the amount of dissolved oxygen in a lake, which can harm fish populations. Environmentalists ...