[ExI] The world is shutting down

[Dan TheBookMan]

On Mar 17, 2020, at 1:13 PM, John Clark via extropy-chat <extropy-chat at lists.extropy.org> wrote:
> 
> 
> The European Space Agency’s Sentinel-5P satellite that monitors air pollution from industrial activity gives a vivid picture of how countries in Asia and Europe are shutting down due to the virus. I don't think there has ever been anything like this before.
> 
> Coronavirus shuts down countries around the world 
> 
> John K Clark

After the 02001 attacks, there were several days of no commercial flights over the US. This provided data on how commercial aviation impacts the atmosphere.  

Regards,

Dan
   Sample my Kindle books at:
http://author.to/DanUst
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