https://www.theguardian.com/world/2023/sep/21/italy-po-valley-blighted-air-pollution-worst-europe
https://fpc.org.uk/wp-content/uploads/2024/03/Whats-the-Risk-report-March-2024.pdf
https://globalabc.org/sites/default/files/2021-10/GABC_Buildings-GSR-2021_BOOK.pdf