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Online Program

Online Lecture: The Mount St. Helens Eruption & its Impact 43 Years Later

Program No. 24456RJ
Join us on Thursday, May 18, 2023, at 2 p.m. (ET)/ 11 a.m. (PT) for a one-hour lecture and Q&A about the Mount St. Helens volcanic eruption and its continuing environmental impact.
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At a Glance

Join geologist, Jenny Thomson, on the 43rd anniversary of the Mount St. Helens eruption as she takes you through the cataclysmic events of May 18th, 1980. Discover the factors that led up to the eruption, the explosive power of the lateral and vertical blast and the devastating aftermath of the pyroclastic flows and air fall. Learn about the long-term environmental impacts of the eruption and how they continue to shape the landscape today. Don't miss this unique opportunity to explore one of the most significant geological events in American history.

General Notes

Your online lecture will take place live over the course of 1-2 hours. All times are listed in the EASTERN time zone. If you live in a different time zone, please adjust your schedule accordingly. This live online experience uses Zoom Webinar, an easy-to-use web video service that includes closed captioning. All you need is an Internet connection and your computer. You will receive a confirmation email when you enroll, and a reminder email one week and one day before, as well as the morning of the event with a link and instructions on how to tune in. You will not be pictured on screen during the lecture, but you will have the opportunity to ask the instructor live questions using the Q&A box. Unless otherwise noted, all those who enroll in this program receive access to the live event as well as a recording of the lecture that you can watch any time within the two weeks following the live event.

Important registration tip:
If you want to attend the live lecture, please do not wait until the last minute to enroll.
If you enroll after a lecture is complete, we’ll send you a recording of the event.