Don’t Give Up

The video embedded below will Premiere on YouTube at noon Eastern time on 9 May 2022. It will be available for comments slightly before, during, and slightly after the video is shown during the Premiere.

Latest Peer-Reviewed Journal Article:

McPherson, Guy R., Beril Sirmack, and Ricardo Vinuesa. March 2022. Environmental thresholds for mass-extinction events. Results in Engineering (2022), doi: https://doi.org/10.1016/j.rineng.2022.100342.