The new nutrient-based fertiliser subsidy policy provides implicit incentives to farmers to test soil samples regularly and get crop-wise recommended doses of nutrients, and offers prospective benefits from the agro-environmental management point of view.

Urban water demand is rapidly growing in India due to high growth in urban population and rapid industrialization. Meeting this demand is a big challenge for the urban planners in India. Incidentally, the large urban areas are experiencing faster growth in population, and most of them are in arid and semi arid regions, which are naturally water-scarce.