Spatiotemporal Variations of Air Pollution during the COVID-19 Pandemic across Tehran, Iran: Commonalities with and Differences from Global Trends

نویسندگان

چکیده

The COVID-19 pandemic has induced changes in global air quality, mostly short-term improvements, through worldwide lockdowns and restrictions on human mobility industrial enterprises. In this study, we explored the pollution status Tehran metropolitan, capital city of Iran, during outbreak. To end, ambient quality data (CO, NO2, O3, PM10, SO2, AQI) from 14 monitoring stations across city, together with COVID-19-related records, were utilized. results showed that only annual mean concentration SO2 increased pandemic, mainly due to burning fuel oil power plants. findings also demonstrated number days a good AQI significantly decreased despite positive trend AQI. Based spatial variation revealed increasing levels more pronounced low-income regions.

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ژورنال

عنوان ژورنال: Sustainability

سال: 2022

ISSN: ['2071-1050']

DOI: https://doi.org/10.3390/su142316313