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Delhi’s pollution levels worsened to the ‘severe’ zone once again on Sunday, with the air quality index (AQI) surging to 417 at 11pm, as a layer of smog sheathed the city.
Delhi’s pollution levels worsened to the ‘severe’ zone once again on Sunday, with the air quality index (AQI) surging to 417 at 11pm, as a layer of smog sheathed the city.