Presentation and Discussion Live in Bellows Falls, Vermont

Professor Guy R. McPherson delivered a presentation and then moderated a discussion at the Rockingham Free Public Library on Thursday, 25 May 2023 at 6:30 p.m. Eastern time (New York). The event was announced at the “Coming Events” tab in this space several weeks ago and also via a post in this space on 22 May 2023. The press release for this event is embedded here.

The video resulting from this event is embedded below. We have transitioned away from Premieres on YouTube, opting instead for a Substack account, where comments are enabled with a paid subscription.

AVID Audio Course Description (Conservation Biology)

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.”