Water resources management is receiving increasing attention worldwide due to the considerable challenges that face the quantitative and qualitative aspects of water. These challenges are attributed to a multitude of factors, including the significant increase in population, urbanization and environmental degradation. Such factors are more apparent in the South Asian Sub-continent (Bangladesh, India, Nepal and Pakistan) than many other parts of the world. Moreover, the problems of the Sub-continent are compounded by the fact that it encompasses some 20 major international rivers. As a result,...