https://www.weforum.org/stories/2020/04/link-between-air-pollution-covid-19-deaths-coronavirus-pandemic/
The link between air pollution and COVID-19 deaths | World Economic Forum
As many cities enjoy cleaner air during lockdowns, new research shows that long-term exposure to air pollution is linked to higher numbers of COVID-19...
pollution and covid 19the link
https://www.gov.uk/government/publications/ons-air-pollution-and-covid-19-mortality-rates-in-england-6-august-2020
ONS: Air pollution and COVID-19 mortality rates in England, 6 August 2020 - GOV.UK
Paper by the Office for National Statistics (ONS) examining the potential relationship between long term air pollution exposure and COVID-19 mortality rates.
pollution and covid 19