Reuters the air pollution made people more susceptible to coronavirus infection."The PM2.5 particles break the nasal passage barrier, weaken the inner lining of lungs, facilitating the spread of the coronavirus infection," Asokan said.Doctors and researchers around the world have also reported a link between pollution and deaths in patients whose lungs are weakened by the novel coronavirus.PM2.5 levels were 20 times the World Health Organization's safe limit on Monday, official data showed.The five days with an AQI above the 400 level is the longest spell of such heavy pollution in November since 2016.
November is usually the worst month for pollution across north India as farmers burn off stubble in their fields and the cooler weather can.
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