The pollution control board said PM levels were measured only up to 1,000 micrograms per cubic metre (µg/m³) for AQI calculations, which explained the missing data on Deepavali night, when actual concentrations exceeded this limit
The pollution control board said PM levels were measured only up to 1,000 micrograms per cubic metre (µg/m³) for AQI calculations, which explained the missing data on Deepavali night, when actual concentrations exceeded this limit
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