[ 109 ] also reported meteorological factors influencing carbonaceous species (EC, OC, primary organic compounds (POC), and secondary organic compounds (SOC)) and found an increasing trend in winter and autumn and a lower influence in the summer season.
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Lockdown Amid COVID-19 Ascendancy over Ambient Particulate Matter Pollution Anomaly.
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On the other hand, COVID-19 showed a negative trend with an increase in temperature in the US.