Edge of Extinction: No Ice-Free Arctic Ocean this Year!
https://youtu.be/yzbQ--NWI-w AVID Audio Course Description (Conservation Biology) 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.