Data from the Central Pollution Control Board (CPCB) showed that more areas in the national capital registered an AQI of 500 on Tuesday

The air quality in the national capital on Tuesday has remained in the `severe plus` category for a second consecutive day, with dense smog enveloping the city, leading to reduced visibility and worsening pollution levels to alarmingly high levels of poor AQI,

In response to Delhi's escalating air pollution, major universities and schools transitioned to online classes. Authorities enforced strict air quality measures as the Air Quality Index reached severe levels.

Delhi's new action plan to combat rising pollution includes a ban on non-essential trucks, school closures, and remote work.

India's capital was left gasping this week as air pollution smog reduced visibility to near zero and raised air quality levels more than 130 times safe limits.

But it is not only Delhi, the AQI in Patna also is high at 308, in Lucknow it is 257, in Jaipur 211 and in Chandigarh 237, pointing to poor air quality in most of the places in north India. Punjab, which has shown on record a huge decline in stubble burning incidents this year compared to year-ago,

According to reports, more than 20 trains were delayed and at least eight flights diverted due to low visibility.

The air quality index (AQI) in Delhi on Tuesday morning was recorded at 494 at 7 am. The AQI in Alipur, Anand Vihar, Bawana, Narela, Pusa, and Sonia Vihar reached 500, the maximum level on the index,

A 24-hour average Air Quality Index (AQI) of 488 (severe) was recorded at 8am compared to 494 at 4pm on Monday, the joint-second highest ever in the Capital

Delhi's air quality reaches hazardous levels, prompting health advisories, school closures, and Supreme Court mask mandate.