Widely acclaimed for saving water resources, Rajinder Singh, a Magsaysay award winner and Baba Balbir Singh Seechewal, today warned of an impending water crisis if Punjab did not stop its high-use pattern of consuming the precious natural commodity. The two, along with several other water management experts, NGOs and engineers, were attending a day-long workshop on Water Resources Management organised by the Thapar Institute of Engineering and Technology, here. Rajinder Singh, who is well known for his pioneering work in Rajasthan where he has transformed the arid landscape, said: "By growing paddy Punjab was virtually guzzling the underground water resources. The state has to switch to other crops'.