COVID-19's lockdown effect on air quality in Indian cities using air quality zonal modeling.

Urban Clim · 2021 · PMC9764145 · PMID 36569424

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an increasing trendno p-value reported

Total O 3 concentration in Delhi and Ghaziabad has observed an increasing trend in CPCB/SPCB data; on the other hand, it has been decreased as observed in remotely sensed data.

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