Rising surface ozone due to anthropogenic activities and its impact on COVID-19 related deaths in Delhi, India.

Heliyon · 2023 · PMC10060016 · PMID 37035357

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a decreasing trendno p-value reported

First, the particulate matter concentrations (PM 2.5 and PM 10 ) show a decreasing trend from January to April 2020 as, during this time, the temperature rises gradually, and there are no major external sources of pollutants that impacted the particulate matter concentration.

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