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This map shows air pollution levels in 1,100 cities around the world

20 Oct

This map shows air pollution levels in 1,100 cities around the world

Just yesterday, we wrote about the World Health Organization’s new categorization of air pollution as “carcinogenic to humans”. The map above was created by the WHO to show particulate matter (PM) pollution around the world, measuring specifically PM10, or particulates with a diameter of 10 micrometers.

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