Prasenjit Duara, director, humanities and social sciences research, National University of Singapore, deliver a lecture, “Sustainability and the crisis of transcendence: The long view from Asia”, organised by Nalanda University on Monday. He said: “In today’s perspective, water is the biggest problem for all nations and the next world war will be fought for water.” To maintain ecological balance, he emphasised the need for mutual co-operation of all countries. Ashok K Kantha, secretary (east), ministry of external affairs, Nalanda University vice-chancellor Gopa Sabharwal and Nalanda University dean (academic planning) Anjana Sharma attended the lecture series at the Bihar Industries Association hall in Patna. Text by Roshan Kumar, picture by Nagendra Kumar Singh