Air Pollution in Schools: How to Keep Children Safe When AQI Reaches 400 Days Length: 77 characters Severe winter pollution can affect children long before they return home from school. This guide explores why air pollution in schools deserves serious attention when the AQI reaches dangerous levels. It covers practical measures such as indoor air purification, air-quality monitoring, limiting outdoor activities, maintaining cleaner buses, and preparing school medical facilities. Parents can also use the suggested questions to understand how a school responds during heavy smog. Alpine Convent School places student safety and wellbeing at the heart of the learning environment, helping families look for thoughtful precautions during challenging pollution days. Read More: https://www.alpineconventschool.com/blog/when-aqi-crosses-400-how-schools-should-protect-children