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Covid-19: what role might air pollution play? – Science Weekly Podcast
After a string of studies that highlight the possible link between air pollution and Covid-19 deaths, Ian Sample hears from Prof Anna Hansell about the complicated relationship between pollution, health and infection with Sars-CoV-2. Help support our independent journalism at <a href="https://www.theguardian.com/sciencepod">theguardian.com/sciencepod</a>