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Air Quality

Data source: UN Data

A graduate decrease in the index globally with the development of Covid-19 with some countries’ data unable to retrieve.

The table below defines the Air Quality Index scale as defined by the US-EPA 2016 standard:

1.png

Data source: UN Data

Data source: UN Data

2.png

Data source: London Datastore

A significant drop is shown in both PM2.5 and Nitrogen Dioxide while other factors remain fluctuated in the three-year period.

The map above demonstrates the changes in AQI between 2018 and 2020 for each country.

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