Change in air quality index and rush-hour traffic congestion before and after lockdowns in selected cities, 2019 compared to April 2020

Last updated 18 Jun 2020

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Sources

IEA analysis based on TomTom International (2020).

Notes

Rush-hour traffic congestion refers to the expected percentage increase in travel time compared to free-flow conditions on an average Monday at 09:00. Change in traffic congestion 2019 annual average versus April 2020.

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