Compare the above system with the probable systems in hilly/mountainous areas or plains or plateau regions
In plains, the water harvesting structures are crescent-shaped earthen embankments. These are low, straight, and concrete.
In hilly regions, the system of canal irrigation called Kulhsis used for water harvesting. This involves a collection of rain water in a stream, which is then diverted into man-made channels down the hill sides.
Concept: Water Management (Conservation of Water) - Fresh Water Management
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