Air quality in Delhi remains 'severe' for 3rd straight day this week; AQI at 504

The air quality in Delhi has remained in the 'severe' category for the third consecutive day, with an Air Quality Index (AQI) of 504. The pollution has caused haze and difficulty in breathing for residents. The situation is similar in Noida and Gurugram, with AQI levels recorded at 576 and 512 respectively. Delhi had the highest PM 2.5 levels in October, and the National Green Tribunal has called for immediate action to address the issue and improve air quality for residents.