A look at the traditional harvesting techniques across the country.Updated: May 19, 2003 15:28 IST
Rooftop water harvesting
This system is very common in Mizoram. Introduced by the British, the practice has caught on in a big way.
Despite having high rainfall, most of it is lost because of low water retention of its soil caused by soil erosion and deforestation. Pipes are attached to the sides of a slopping roof. This water is taken down to a tank.
First Published: May 08, 2003 13:00 IST