Tests have revealed that 84 per cent of Peshawar's water supply is contaminated, as the city faces a worsening crisis in water and sanitation, prompting experts to warn that this situation is contributing to the spread of polio and other waterborne illnesses throughout the provincial capital, according to a report by The Express Tribune.A UNICEF survey indicates that approximately 400,000 individuals in Peshawar still lack access to basic toilet facilities. Furthermore, health specialists caution that unsafe drinking water, open defecation, and insufficient sanitation are directly leading to increases in diarrhoea, polio, and other avoidable diseases.The situation has worsened due to...