Delhi recorded its air quality in the very poor category for the third consecutive day on Monday and it is likely to deteriorate further in the coming days due to unhelpful meteorological conditions, forecasting agencies said.
The capital's 24-hour average air quality index worsened from 339 on Sunday to 354 on Monday. It was 381 on Saturday.
Farm fires in Punjab rebounded -- 2,487 incidents were reported on Monday as compared to 599 a day ago.
However, their share in Delhi's PM2.5 pollution dipped from 18 per cent on Sunday to 14 per cent on Monday, according to data from the Indian Agricultural Research Institute and SAFAR, a forecasting agency under the Union Ministry of Earth Sciences.
Delhi government on Monday decided to reopen primary classes from November 9 and revoke the order asking 50 per cent of its staff to work from home in view of improvement in the city's air quality over the last two days.
However, plying of BS-III petrol and BS-IV diesel four-wheelers in Delhi wi
