Ambient Air Pollution and Household Air Pollution contributed to respiratory tract infections that resulted in 543 000 deaths in children under 5 years in 2016. Studies by the World Health Organization have revealed that, globally, 93 per cent of all children live in environments with air pollution levels above the WHO guidelines. Under the ‘no idling’ campaign, which is a part of the mandate of B.E.S.T. When there is excessive vehicular movement and idling around schools, the toxic fumes cross the school boundary and affect the children studying inside the classroom or children playing inside the school ground. Readings taken from Atmos Air Quality Monitors, suggest that PM 2.5 values spike up to 40 percent more than the average PM levels inside the school area at the pick-up and drop timings.