Question

Why was kosi river called sorrow of
Behar

Answer 1

The Kosi River is known as the "Sorrow of Bihar" as the annual floods affect about 21,000 km2 (8,100 sq mi) of fertile agricultural lands thereby disturbing the rural economy.

Answer 2

The Kosi River is known as the "Sorrow of Bihar" as the annual floods affect fertile agricultural lands thereby disturbing the rural economy. Bihar’s economy is mainly based on Farming and kosi River ruins it during floods as well as claims many thousand of life of Human & Cattle.