<P> This man made lagoon area can also be used for shipping, ship breaking, ship building, etc. purposes . The lagoon can also be broken into parts and interconnected by underwater tunnels / ducts (nearly 500 meters long) in case existing ports and famous beach resorts must be protected . The cost of the total project including sea dikes, water pumping stations (60 GW), canal drop hydropower stations (15 GW), main canals, tunnels, aqueducts, barrages, distribution canals and the required solar power generation plants (200 GW) is estimated nearly 36 trillion (lakh crores INR) at year 2015 prices . Cheaper and continuously available hydro power supply for the water pumping needs would further reduce the cost drastically . The irrigation potential of the project alone is 120 million acres with water supply throughout the year . It is a gigantic multi purpose project where cleaning of many major rivers of India (not Ganga river alone) from the water pollution is one of its purpose . </P> <P> In 2010, it was announced that "the Indian government has embarked on a $4 billion campaign to ensure that by 2020 no untreated municipal sewage or industrial runoff enters the 1,560 - mile river ." A World Bank spokesman described the plan in 2011, saying </P> <P> Earlier efforts to clean the Ganga concentrated on a few highly polluting towns and centres and addressed' end - of - the - pipe' wastewater treatment there; Mission Clean Ganga builds on lessons from the past, and will look at the entire Gangetic basin while planning and prioritising investment instead of the earlier town - centric approach . </P> <P> Lobby group Sankat Mochan Foundation (SMF) "is working with GO2 Water Inc., a Berkeley, California, wastewater - technology company" to design a new Sewage treatment system for Varanasi . </P>

Ganga river pollution in india a brief report