14. Japan
Japan ranks 14th on our list of countries with the cleanest air in the world in 2018. It has a different culture of living. Japanese people take care of the garbage and think of saving the environment in every aspect, so the air isn’t an exception. The median concentration of PM2.5 is 13, the crude death rate is 24 per 100,000 people, and it has a population of 127,484,450.
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