The article on water harvesting and artificial recharge in naturally water-scarce regions (30 August 2008) makes a number of assertions about small water harvesting systems that are based on faulty assumptions and inadequate information.

Building real cooperation on transboundary waters is always a lengthy and complex journey. Embracing cooperation is no simple task for a nation state, not least because of the perceived costs of the erosion of sovereignty, however small that erosion might be. While there are many examples of where cooperation is non-existent or weak, there are also examples of robust cooperation.

Varada river basin of Shivamogga district, Karnataka is the study area for groundwater quality mapping using the Geographic Information System (GIS).

This article offers an inventory of the risk of potential hazards to water resources and its implications to human and ecological receptors that may result from the climate change with special reference to India, a developing country.

This article offers an inventory of the risk of potential hazards to water resources and its implications to human and ecological receptors that may result from the climate change with special reference to India, a developing country.

The North-east is slated to be India's 'future power house' with approximately 170 large hydroelectric projects to generate around 70,000 MW planned in the region. The large dams juggernaut promises to be the biggest 'development' intervention in this ecologically and geologically fragile, seismically active and culturally sensitive landscape in the days to come.