Pakistan(National Times) As per the notification, school timings will start from 8:45am, taking effect from October 28 till January 31, 2025. The school administrations have been directed to organise students’ assemblies indoors. Citizens have been advised to avoid outdoor exercise, keep their doors and windows closed to prevent dirty air, wear mask and check their vehicles’ fitness among other precautionary measures. Meanwhile, activities like fireworks have been banned till January, 31, 2025. Lahore topped the list of the most polluted cities in the world for the second time in a row today, with an even higher air quality index (AQI) than yesterday. As per the latest IQAir data, Lahore’s air quality dropped to 503 on the US AQI, which is “hazardous” to citizens’ health.  Medical experts have advised those with respiratory issues such as asthma and dust allergies to practice extreme caution to stay safe from the effects of air pollution.