The very young and the very old are at greater risk of dying from air pollution.
Of the 6.7 million deaths that occurred from air pollution in 2019, 60 per cent were either children under 15 or adults over 70.
在国际清洁空气蓝天日到来之际，让我们一同了解空气污染的成因、对人类的影响以及全球应对之策。