Amid the deteriorating air quality in the national capital, Jawaharlal Nehru University (JNU) , Jamia Milia Islamia (JMI) and Delhi University have decided to conduct all classes online till November 22 and 23, respectively. This decision comes as pollution levels in Delhi and the surrounding NCR region have reached hazardous levels, with the air quality index (AQI) marking severe plus categories, reaching 460, raising concerns about health risks for students and residents. According to Swiss group IQAir, Delhi's air quality was a “hazardous” 489 on Tuesday, making it the most polluted city in the world.However, this is a significant improvement from Monday's 1,900 reading.

 The Delhi government's health department on Tuesday directed all its hospitals to constitute teams of specialists to tackle patients with respiratory ailments linked to severe air pollution in the city.

The India Meteorological Department (IMD) issued a yellow alert for moderate-to-dense fog conditions in Delhi and the National Capital Region (NCR). The visibility over the Indira Gandhi International (IGI) Airport was 600 metres as of 7 am.Several trains and flights have been delayed or cancelled as the visibility plunged due to the toxic smog in India's capital. At least 22 trains were delayed and eight flights were diverted on Tuesday morning.

Jamia Millia Islamia has announced the shift to online classes for all students, including those enrolled in its schools, until November 23, due to the deteriorating air quality in the national capital. The decision was made in view of the severe air pollution levels, with the city's 24-hour average Air Quality Index (AQI) recorded at 460, placing it in the "severe plus" category.In a notification, the university said that regular physical classes would resume on November 25, prioritising the health and well-being of students.

The administration also directed the heads of all its schools to suspend physical classes until further notice and conduct classes online.

On Monday, both Delhi University and Jawaharlal Nehru University announced similar measures, shifting to online classes until November 23 and November 22, respectively. However, the schedule for exams and interviews at both universities will remain unchanged, as said in their notifications.        Several schools and colleges in the region have already transitioned to online classes in response to the worsening air quality.

According to the System of Air Quality and Weather Forecasting and Research (SAFAR) data, Delhi's overall Air Quality Index (AQI) was 494 at 6 am. Of the 35 monitoring stations in the national capital, most recorded an AQI of 500.Of the 35 monitoring stations in the national capital, most recorded an AQI of 500. The lowest AQI of 480 was recorded at NSIT Dwarka, the real-time data showed.