Mahasangram on water! Indo-Pak-China face to face, shadow of world war?

Former United Nations General Secretary Botharas Ghali had said that the next world war would be for water. Currently, tension between India, Pakistan and China is increasing about the water of rivers; After India postponed the Indus Water Treaty, China has threatened to stop the water from the rivers coming towards India, thereby fearing a conflict between three nuclear powers.