Vrindavan & Agra continue to reel under air pollution

AGRA: The air quality in Vrindavan and Agra remained hazardous on Friday with the Air Quality Index (AQI) remaining in the “severe” category, continuously for the past several days.
While AQI in Agra stood at 405, which was 32 notches less than the previous day, AQI in Vrindavan was recorded at 471, 13 notches higher than the previous day. Experts warned that polluted air severely threatens to affect those with existing diseases.
The index, monitored by the Central Pollution Control Board (CPCB) across the country, showed that out of total 15 cities in UP, eight were found in “severe” category — Bulandshahr and Noida (488), Ghaziabad (486), Greater Noida (478), Vrindavan (471), Baghpat (454), Agra (405) and Meerut (404).
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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".
The major pollutant in the air was recorded particulate matter — PM 2.5 which is the minutest and finest particle that is able to travel deep into the respiratory tract and the 24-hour permissible level is 60 micrograms per cubic meter.
With the increase in pollution levels, doctors in the city advised that people, especially elders, should avoid morning walks.