Rooftop example sentences

For the next two days, Prashant sat huddled with his friend's family in the open on the rooftop.'Rooftop rain water harvesting' was commonly practised to store drinking water, particularly in Rajasthan.Rain falling on the rooftops would travel down the pipe and was stored in these underground 'tankas'.The tankas were part of the well-developed rooftop rainwater harvesting system and were built inside the main house or the courtyard.Fortunately, in many parts of rural and urban India, rooftop rainwater harvesting is being successfully adapted to store and conserve water.In Gendathur, a remote backward village in Mysore, Karnataka, villagers have installed, in their household's rooftop, rainwater harvesting system to meet their water needs.These communities have used hundreds of indigenous water saving methods to capture every trickle of water that had fallen on their land; dug small pits and lakes, put in place simple watershed systems, built small earthen dams, constructed dykes, sand and limestone reservoirs, set up rooftop water-collecting units.Today, in western Rajasthan, sadly the practice of rooftop rainwater harvesting is on the decline as plenty of water is available due to the perennial Rajasthan Canal, though some houses still maintain the tankas since they do not like the taste of tap water.See Figureure 6 for a better understanding of the rooftop rainwater harvesting system which is adapted here.The water that washes off roads and rooftops carries harmful substances with it.