The urbanization process in India in the 20th century led to the formation of large city-centers with very high density of population. The urban sprawl also meant an immense pressure on the natural resources of these city-centers thus also affecting, among others, the quality of life of the urbanite. One of the first resource to get impacted was water - that began to both deplete and deteriorate as rapidly as was the pace of urbanization in the respective urban-centers.

Delhi, the capital of India has obviously been one of the cities to have now turned into a mega-city. Delhi faces regular water crisis that only aggravates in summers and all stakeholders agree on the inadequacy of Delhi’s current water supply.

But Delhi is also one of the oldest continually inhabited cities in the world. It has been the capital of a lot many conquerors who ruled Northern part of present day India from here and has always been a populated center. Water, was traditionally harvested in a number of ways to support the population that also comprised large armies; something, the planners of today can and should learn from.

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