[ExI] The world is shutting down

Dan TheBookMan danust2012 at gmail.com
Tue Mar 17 20:50:45 UTC 2020

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.  


   Sample my Kindle books at:
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