Despite being labelled by the WHO as the world's most polluted city, there's no protocol in Delhi for warning residents when pollution levels spike. PM 2.5 levels at individual air monitoring stations have in the past few days crossed the 600 mark.
Despite being labelled by the WHO as the world's most polluted city, there's no protocol in Delhi for warning residents when pollution levels spike. PM 2.5 levels at individual air monitoring stations have in the past few days crossed the 600 mark.