IWMI Research Report Reviving the Ganges Water Machine: Potential and Challenges to Meet Increasing Water Demand in the Ganges River Basin Upali A. Amarasinghe, Lal Muthuwatta, Vladimir Smakhtin, Lagudu Surinaidu, Rajmohan Natarajan, Pennan Chinnasamy, Krishna Reddy Kakumanu, Sanmugam A. Prathapar, Sharad K. Jain, Narayan C. Ghosh, Surjeet Singh, Anupma Sharma, Sanjay K. Jain, Sudhir Kumar and Manmohan K. Goel 167