Question

The traditional water harvesting system in Bihar
​

Answer 1

Ahar pynes are traditional floodwater harvesting systems indigenous to South Bihar [1], and have been the most important source of irrigation in this region. Ahars are reservoirs with embankments on three sides and are built at the end of drainage lines such as rivulets or artificial works like pynes

Answer 2

Answer:

Talking in general in the traditional water harvesting system is moat and wells.