World Athletics Championships, Doha: Did air quality have an impact?

Did air quality affect the results in Doha? Probably yes. The World Athletics Championships 2019 took place in Doha, Qatar, September 27th-October 6th. As we have noted in another post, in late September 2019 the deserts town in the Middle East, such as Mecca and Dubai, experienced extraordinary poor air quality. Although we did not …

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