Air pollution to wreak havoc in Delhi-NCR in coming days
Easterly winds blowing from UP will trigger moisture in the air over the next few days and fog will start building from October 29.
Oct 26, 2017, 12:43 PM ISTCrop-burning peaks, air quality in Delhi-NCR takes a hit
The international permissible limit for PM2.5 is 25 microgram per cubic metre while for India, it is 60. For PM10, the permissible limit is 100.
Oct 25, 2017, 20:29 PM IST