"farm-fire"

An AQI between zero and 50 is considered "good", 51 and 100 "satisfactory", 101 and 200 "moderate", 201 and 300 "poor", 301 and 400 "very poor", and 401 and 500 "severe".

An AQI between zero and 50 is considered "good", 51 and 100 "satisfactory", 101 and 200 "moderate", 201 and 300 "poor", 301 and 400 "very poor", and 401 and 500 "severe".

Delhi witnessed six “severe” air days on the trot from November 4 to November 9, according to Central Pollution Control Board (CPCB) data.

The Bharatiya Kisan Union (BKU) has demanded withdrawal of cases against the farmers and has threatened agitation if 'victimisation' of farmers was not stopped.

An AQI between 0 and 50 is considered 'good', 51 and 100 'satisfactory', 101 and 200 'moderate', 201 and 300 'poor', 301 and 400 'very poor', and 401 and 500 'severe'.

The central government's Air Quality Early Warning System for Delhi said Delhi's air quality was likely to remain “very poor” till October 31.

An AQI between 0 and 50 is considered 'good', 51 and 100 'satisfactory', 101 and 200 'moderate', 201 and 300 'poor', 301 and 400 'very poor', and 401 and 500 'severe'.

On Sunday, a central government agency reported 1,230 farm fires in Delhi's neighbouring states -- the maximum in a day so far this season.