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Introducing Deep Time: A Series of Discussions With Guy McPherson

The video embedded below, along with the description, can be freely viewed on the Nature Bats Last Substack account. Comments are enabled on Substack with a paid subscription.



 

 

Latest Peer-Reviewed Journal Article:

Guy R. McPherson, Beril Kallfelz-Sirmacek, James Massa, William Kallfelz, and Ricardo Vinuesa, June 2023, Results in Engineering: “Environmental thresholds for mass-extinction events.”

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