Any reduction in water spread area at a specified elevation over a time period is indicative of sediment deposition at this level. This when integrated over a range of water stages helps in computing volume of storage lost through sedimentation. This study relates to estimation of capacity loss due to sedimentation of Hirakud reservoir, located in Orissa, India.

Water from the Guanting reservoir, Beijing's fourth largest drinking source, was not fit for human consumption or irrigation during the month of October, the Chinese capital's environmental

Variations in climate, land-use and water consumption
can have profound effects on river runoff. There
is an increasing demand to study these factors at the regional

There is a need to find better solutions

The case of the effort to build a small dam in Bhulaveda in Paschim Midnapur district of West Bengal shows that in struggles between government agencies and local self-government, the losers are often the villagers themselves.

An increase in population, unplanned expansion in the command area of the river Bhavani in Tamil Nadu and the growing domestic and industrial demand for water have intensified competition among water users in the river basin.