Relief in Delhi as air quality improves to 'unhealthy' from 'hazardous'
The air quality in Delhi showed slight improvement on Monday, moving from the "hazardous" to "unhealthy" category, with an overall air quality index (AQI) of 281, according to the Central Pollution Control Board (CPCB). Delhiites woke to a thin layer of smog and haze that continues to blanket parts of the city.