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Importantly while daily levels have reduced in Europe and NorthAmerica in the two decades to 2019, levels have increased in Southern Asia, Australia, New Zealand, Latin America and the Caribbean, with more than 70% of days globally seeing levels above what is safe. “In 5 from 2000 to 2019 was 32.8 The highest PM 2.5
have reduced in Europe and NorthAmerica in this period, while levels have increased in Southern Asia, Australia, New Zealand, Latin America and the Caribbean. µg/m³), other regions in Oceania (12.6 µg/m³), and southern America (15.6 levels in the two decades up until 2019. Daily levels of PM2.5 The highest PM2.5
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