Air pollution linked to far higher Covid-19 death rates, study finds

https://www.theguardian.com/environment/2020/apr/07/air-pollution-linked-to-far-higher-covid-19-death-rates-study-finds?utm_term=RWRpdG9yaWFsX0dyZWVuTGlnaHQtMjAwNDA4&utm_source=esp&utm_medium=Email&CMP=greenlight_email&utm_campaign=GreenLight