Air pollution in Ontario, Canada during the COVID-19 State of Emergency.

Sci Total Environ · 2020 · PMC7321656 · PMID 32629257

Europe PMC DOI

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an increasing trendno p-value reported

Across Ontario, O 3 demonstrates an increasing trend at monitoring locations with a peak at the transition between the pre-SOE and SOE periods, PM 2.5 is flat, and NO 2 /NO X both demonstrate decreasing trends starting in the pre-SOE and continuing through the SOE period.

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