What is the reason behind Krishna-Godavari water dispute? Name the multi-purpose river valley project constructed on river Krishna

What is the reason behind Krishna Godavari water dispute? Name the multi-purpose river valley project constructed on river Krishna.
Ans. Maharashtra Government built Koyna multi-purpose pri’iect on river Godavari and diverts much water to the state, so, the lower stream of Godavari remains water starve. It becomes a contentious issue between Karnataka and Andhra Pradesh for use of Godavari for agriculture and industrial purpose. Koyna multi-purpose project is the reason behind Krishna-Godavari water dispute. The multi-purpose river valley project constructed on river Krishna is Nagarjuna Sagar Dam.