Lahore, Pakistan, has dethroned New Delhi to become the world's most polluted city. Lahore's Air Quality Index (AQI) soared to a shocking 1,600 on Friday morning, with the CERP Office area recording an AQI of 1,587, according to Swiss monitor IQAir. Other areas of Lahore also recorded shocking AQIs over 1,000.

Delhi continues to battle severe air pollution, with the air quality index (AQI) remaining in the “severe” category for the third consecutive day. The AQI stands at 498, making Delhi the world’s second most polluted city, behind Lahore, Pakistan, which recorded an AQI of 770 at 7 am, according to IQAir, a Swiss air quality monitoring company.

Air pollution choking New Delhi has ground outdoor work to a halt and disrupted air travel in the Indian capital.

Visibility in India’s capital has fallen sharply as toxic smog shrouds the city. Pushpa' star Allu Arjun beats Shah Rukh Khan, Thalapathy Vijay, Prabhas and others to become the highest-paid actor in India: Report Budget-friendly rides: Top 5 scooters for under Rs 80,

On Wednesday, the national capital's air quality took a serious turn for the worse, with the Air Quality Index (AQI) skyrocketing to a staggering 418. This alarming number puts the capital squarely in the 'severe' category,