Mumbai's air quality improves but continues to remain in 'poor' category; Delhi AQI ‘very poor’

Over the past three days, Colaba and Mazagaon in South Mumbai have emerged as the most polluted localities in the city, with the air quality index (AQI) exceeding 330 — indicating “very poor” air — as per data from the System of Air Quality and Weather Forecasting And Research (SAFAR)