Patna, Hajipur, Munger, Bhagalpur, Baranagar, Murshidabad, Baharampur, Nabadwip, Saptagram and Kolkata) loed on its banks. The main cause of water pollution in the Ganga river are the increase in the population density, various human activities Varanasi and Patna, countless tanneries, chemi The Ganges is highly polluted.