“Water, water, every where, Nor any drop to drink,” cries out the sailor in Samuel Taylor Coleridge’s classic ‘The Rime of the Ancient Mariner.’

The desperation is not entirely unknown in Peninsular India, where, even with seas surrounding the land on three sides, water often eludes parched tongues.

With desalination — that involves converting saline sea water to potable water — being out of reach currently for the shallow pockets of the government, researchers of Indian Institute of Science (IISc) have hit upon the idea of utilising copious solar energy in the South to reduce the costs of the process.

Ravinder Kumar and Umanand L., from the Department of Electronic Systems Engineering at IISc, have developed a solar hybrid desalination system that works for saline and brackish water...............Read more

Source: The Hindu