The U.S. Permafrost Association (USPA) invites registration for the first webinar in their Technical Training Webinar Series. This webinar, Permafrost Overview, will take place 25 October 2023, 10:00-11:00 a.m. Alaska Time/2:00-3:00 p.m. Eastern Time.

This webinar, will be led by Vladimir Romanovsky, Professor Emeritus of Geophysics, University of Alaska Fairbanks, will cover:

The definition of permafrost and its geographical extent, the most important properties of permafrost, different forms of ice in permafrost, thermal state of permafrost and its recent changes, stages of permafrost thawing and different approaches to permafrost preservation.

The webinar is offered on Zoom and a certificate of Professional Development Hours (PDH) will be provided to participants who request it after each webinar. The webinars will be moderated and the seminars will be recorded and uploaded on the USPA website. Future participants can register and watch the webinar individually and receive PDH.

Registration fees for non-USPA members to watch the recorded webinar are the same as in the live webinars.

Future USPA technical training webinar topics include:

15 November 2023, 10:00 a.m. Alaska Time: Geotechnical subsurface exploration in permafrost

January 2024: Introduction to pile foundations in frozen ground

February 2024: Permafrost geomorphology

March 2024: Thermosyphon

April 2024: Thermal modeling using TEMP/W and TEMP/3D

October 2024: Permafrost remote sensing

For more information and to register, go to: United States Permafrost Association (