What caused the recent unprecedented fog in Delhi-NCR? Decoding factors
Hindustan TimesWhile fog is not uncommon for Delhi and other parts of the national capital region such as Ghaziabad, Noida and Gurugram during this time of the year, the cities witnessed freakishly foggy conditions that peaked on Friday night and continued till Saturday morning. What caused Delhi's recent blinding fog Meteorological factors such as temperature drop, low wind speeds and high humidity played a significant role. These disturbances bring moisture to the region, sometimes causing fog when combined with the cold air, although in this case, they may have added moisture without clearing the fog. Pollution: The fog situation got extreme as the meteorological factors were also coupled by poor air quality in Delhi and NCR. Dropping temperatures, calm winds, high humidity along with air pollution-causing factors like vehicle emission and constructions, led to the fog trapping pollutants close to the ground, making the situation worse.