The True Impact of Lockdown on Air Quality with Dyson’s Alex Knox
Play • 43 min

What can a backpack tell you about the air that you breathe?


In this special bonus edition, Dr Alex chats to Dyson’s Vice President of Environmental Care, Alex Knox, to hear about the company’s work investigating air quality during lockdown.


The international study looked at what effect reduced congestion and human movement might have in cities around the world.


Find out how Dr Alex was able to contribute to the data as part of his daily commute.


Thank you to Dyson for sponsoring this episode of The Waiting Room with Dr Alex.


For more information on the research go to

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