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Understanding AQI, and if it precisely depicts worst days
The first part of this calculation – maths on concentrations of different pollutants – gives subindices of AQI for different kinds of pollutants. The second part – condensing subindices to ...
Hindustan Times11d
‘Cold-day’ conditions likely in parts of Delhi amid poor air quality
This has been Delhi’s cleanest December since AQI calculation began in 2015. (HT PHOTO) “Cold-day” to severe “cold-day” conditions were recorded in parts of the city on Monday as icy ...