Question

why river kosi was called as sorrow of Bihar?​

Answer 1

Answer:

the river gained its name as the sorrow of Bihar due to the annual floods that affect the state most of the times during the rainy season. the flood affects the agricultural land and destroying the rural economy .about 21000 kilometre square area gets affected by floods caused by this river

Answer 2

Answer:

The River gained its name as the Sorrow of Bihar due to the annual floods that affect the state most of the times during the rainy season. The flood affects the agricultural land and destroying the rural economy. About 21,000 km sq area gets affected by floods caused by this river