India, Feb. 14 -- The capital's air quality deteriorated further on Saturday morning, slipping into the "poor" category, with forecasts indicating that the air quality index (AQI) is likely to remain in the same category over the next six days.

"The air quality is likely to be in the moderate category on Saturday. The air quality is likely to be in the poor category from Sunday to Monday. The outlook for the subsequent six days is that the air quality is likely to be in the poor category," forecasts by the Air Quality Early Warning System (AQEWS) for Delhi said.

The AQI was logged at 211 (poor) at 11 am on Saturday, compared to the 24-hour average AQI of 197 (moderate) recorded at 4 pm a day earlier, according to data from the Central P...