What are you smoking?: North India suffocates as AQI at 'hazardous' level

The northern India on Monday witnessed AQI at 'hazardous' levels in several cities with that of New Delhi crossing 900 at one point. (Image credit: Reuters)

Delhi's chief minister, Atishi, took stock of the situation and said that North India is grappling with a medical emergency as hazardous air quality from stubble burning continues to worsen. (Image credit: AP)

The Supreme Court questioned the Delhi government over the delay in enforcing stricter anti-pollution measures under GRAP-4, warning that it would not permit any reduction in preventive actions without prior approval. (Image credit: AP)

The AQI of Haryana in early hours of Monday remained at 'hazardous' level with AQI crossing 500 at one point. Sonipat recorded AQI above 800 at and Faridabad, Gurgaon, among others remained one of the most polluted cities. (Image credit: ANI)

UP's AQI remained at 'unhealthy' level with AQI above 200. Bulandshahr's AQI crossed 700 followed by Ghaziabad over 600 at one point. (Image credit: AP)

The AQI remained above 200 in Bihar categorising it at 'unhealthy' level. The overall AQI Patna city was recorded at 305 on Sunday, which is categorised as "very poor". (Image credit: ANI)

The worsening air quality in northern India has prompted widespread school closures and a shift to online classes in several areas. Delhi, Haryana, and Maharashtra have already put in place immediate measures, while Punjab and Uttar Pradesh are closely monitoring the situation. (Image credit: AP)