LAHORE: World Water Day was celebrated at Governor House Lahore. Addressing the ceremony, Perveen Sarwar, wife of Governor Punjab, said clean drinking water has become major need of populace. 80 per cent patients in hospitals are due to water born diseases while 30 per cent deaths are due to contaminated drinking water. Hepatitis has become major cause of deaths due to unavailability of clean drinking water. Previous governments made proposals to address issue of clean drinking water but they were never translated into reality. An NGO has installed 150 water filtration plants to address issue of unavailability of clean drinking water.