1Cademy - Air Pollution: Athens (Greece) (Post-COVID-19)

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Air Pollution (Post-COVID-19)

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Air Pollution: Athens (Greece) (Post-COVID-19)

Researchers studying Athens, Greece found air pollution may have varied from March 23, 2020 - May 10, 2020 due to COVID-19 lockdowns and again May 11, 2020 - May 31, 2020 during the post-lockdown period.

Average CO2 levels decreased 2.1% during lockdown (statistically significant) and increased 0.6% during post-lockdown
Average CO levels decreased 58.0% during lockdown and increased 77.8% during post-lockdown (both statistically significant)
Average NO2 levels decreased 31.5% during lockdown and increased 72.1% during post-lockdown (both statistically significant)
Average PM2.5 levels decreased 18.0% during lockdown and increased 31.1% during post-lockdown (both statistically significant)
Average BC levels decreased 40.1% during lockdown and increased 31.1% during post-lockdown (both statistically significant)
Average BCff levels decreased 33.4% during lockdown and increased 52.8% during post-lockdown (both statistically significant)

Updated 2021-02-08

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Integrating in situ Measurements and City Scale Modelling to Assess the COVID–19 Lockdown Effects on Emissions and Air Quality in Athens, Greece

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