<P> The failure of the Ganga Action Plan, has also been variously attributed to "environmental planning without proper understanding of the human--environment interactions," Indian "traditions and beliefs," "corruption and a lack of technical knowledge" and "lack of support from religious authorities ." </P> <P> In December 2009 the World Bank agreed to loan India US $1 billion over the next five years to help save the river . According to 2010 Planning Commission estimates, an investment of almost Rs. 70 billion (Rs. 70 billion, approximately US $1.5 billion) is needed to clean up the river . </P> <P> In November 2008, the Ganges, alone among India's rivers, was declared a "National River", facilitating the formation of a National Ganga River Basin Authority that would have greater powers to plan, implement and monitor measures aimed at protecting the river . </P> <P> In July 2014, the Government of India announced an integrated Ganges - development project titled Namami Ganga and allocated ₹ 2,037 crore for this purpose . </P>

Which one of the following rivers in india has been declared as the national river