People living in informal settlements across the world often go to dangerous lengths to secure clean water and electricity. A new skylight can provide both - safely, using just seawater and sunlight.
Less than a kilometer from Asia's largest Solar Termal plant, west of Bikaner, Rajasthan, lives the farmer Sabhu Khan. His hamlet is still unreached by the grid. Instead of the grid connection, he decided to go for an off-grid solar system – He bought it himself, at full market price – for Rs. 9500 and a 12 volt car-battery – locally made and with a 1 year guarantee.