Andhra dating sites
In Himachal Pradesh a temporary headwall of boulders called kuhl was constructed across a ravine to divert the waters of natural flowing streams (khud) through a canal to the fields.About 20 ha could be irrigated by a community kuhl.Wells had been dug in the cities of the Indus – Sarasvati Valley by the third millennium B.
India receives about 400 million hectare metres (mham) of rain per year over an area of 329 mha.Water wheels (araghatta) were used to lift water from the Jhelum.Ponds were the main source of drinking water in Jammu. During floods the riverwaters were diverted into them.It is the traditional water harvesting systems that have made life possible even in the Thar Desert.The technology and engineering of the traditional water harvesting systems differed, depending on whether they were to provide drinking water or to be used for irrigation.
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Throughout India, several ingenious ways have been devised to catch and store rainwater for future use.