Punjab still afflicted with smog

LAHORE   -  The smog persisted in the country, especially in Punjab on Friday as Lahore and Karachi went on top of the most polluted cities of the world. According to figures released by IQAir, the air quality index (AQI) of Lahore was recorded at 264 at 10 am while that of Karachi was 190, making them top two most polluted cities of the world. Indian capital New Delhi is third with 181 AQI.

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