The air quality in the national capital deteriorated to ‘very poor’ category. The overall Air Quality Index stood at 306 on October 23. Delhiites complained of several health issues due to rising pollution. 

Mumbai’s air quality was poor than Delhi in the months of December-January, leaving Mumbaikars sneezing, coughing and with breathlessness. As Mumbai records satisfactory air quality for the first time in five months, let us rewind and take a look at the reasons for poor air quality in the city. Know the entire details of La Nina, effects of construction works and developmental activities and its consequences on the megapolis and its citizens.