Before and after video shows the impact of the coronavirus lockdown on air quality in various cities around the world

https://ift.tt/2wYY99l Before and after video shows the impact of the coronavirus lockdown on air quality in various cities around the world

An unintended consequence of the coronavirus lockdown has been a noticeable improvement in air quality. Here's a look before and after the lockdown began in various cities around the world.



from CBC | Top Stories News https://ift.tt/2RWzWru

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