With the retreat of monsoon, Delhi's air quality has significantly deteriorated. Key areas report hazardous AQI levels, ...

"Using CPCB's AQI calculator, the average AQI of the past 24 hours based on PM2.5 concentration of 275 micrograms per cubic metre is coming above 400. It shows discrepancy in daily bulletin by ...

However, the AQI of Delhi's neighbouring cities of NOIDA also remained into the "very poor category" at 345 with PM 2.5 concentration at 345 and the PM 10 concentration at 207 under "very poor ...

As the monsoon season comes to an end, pollution levels in Delhi are on the rise again. Over the past 24 hours, the city ...