Description : The rivers around Dhaka city getting extremely polluted by the immense industrial wastes from the factories on the banks. The poor law enforcement system fails to prevent the pollution. About 80% sewage of Dhaka city is released directly into the rivers daily making the water pitch black and gluey. Thousands of people living on the river banks use this highly contaminated water for daily uses like washing, bathing and even drinking. Dhaka, Bangladesh.