The air quality of Delhi-NCR has further slipped to dangerous territory on Friday, and many areas in Delhi have touched the ‘severe’ category of pollution.
Respiratory-related illness has increased. Since last one week, the air quality has been very poor and today at 9:00 am AQI recorded is 370. As per the Central Pollution Control Board (CPCB), AQI levels have gradually increased this week — it was 351 on Monday, 374 on Tuesday, and 392 on Wednesday.
Eighteen prominent places in Delhi have registered AQI readings above 400. This includes Chandni Chowk, Anand Vihar, Mundka, Bawana, Narela, DTU and Wazirpur. These places have touched dangerous levels.
What are the sources of pollution?
As per the Ministry of Earth Sciences’ Air Quality Early Warning System, Delhi will remain in the ‘very poor’ and ‘severe’ air quality category for the next six days, and the key sources of pollution are:
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17.3% of PM2.5 is from vehicular emissions
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2.8% is contributed by stubble burning
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Although this year the farm fires have reduced significantly — there are 16 in Punjab, 11 in Haryana, and 115 in Uttar Pradesh — other background pollution has increased.

