Ambient particulate air pollution reduces life expectancy at birth by average of 1 year, globally. Reducing particulate air pollution to WHO guideline levels would increase life expectancy as much as eliminating lung cancer and breast cancer, according to a study done by public health researchers in the US, Canada and UK.
Ambient PM2.5 Reduces Global and Regional Life Expectancy
Apte et al, 2018.
https://pubs.acs.org/doi/10.1021/acs.estlett.8b00360
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