Continuous upstream water development in the South Indian Krishna Basin has resulted in declining water availability downstream. Upstream water use is not adjusted to reflect rainfall fluctuations, and downstream farmers of the Nagarjuna Sagar irrigation project in the state of Andhra Pradesh...

Frequent droughts and groundwater depletion are critical constraints to improving agricultural productivity in the semi-arid tropics. India has been promoting integrated watershed management in drought-prone areas to address these constraints. Watershed communities are being assisted to invest...

Untreated or partially treated wastewater, which is a negative externality of urban water use, is widely used for irrigation in water scarce regions in several countries including India. While the nutrients contained in the wastewater is considered as beneficial to agriculture, the contaminants...

1. Introduction / V. Ratna Reddy, Catarina Fonseca and Charles Batchelor -- 2. WASH sector in India : the policy context / V. Kurian Baby and V. Ratna Reddy -- 3. Life-cycle cost approach : an analytical framework for WASH sector / V. Ratna Reddy, Catarina Fonseca and Charles Batchelor -- 4....