Dr. Ezgi Karasozen

@ezgikarasozen.bsky.social

Seismologist

We have updated the Hubbard Glacier Earthquake that happened at 11:41 am to a magnitude 7. More than 20 aftershocks over magnitude 3 have followed the mainshock so far, with the largest aftershocks ranging from M4 to M5.1.

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It has been a busy couple of days! There was a large landslide and tsunami in SE Alaska, in Tracy Arm, Sunday morning. Luckily, no injuries or casualties were reported. This region is outside of our current landslide coverage, but we were able to get a quick location after hearing about the event. 🧵

Check out our new paper in GRL! On September 20, 2024, we detected three large landslides in real time at the terminus of Surprise Glacier using seismic data. We’ve been running a test real-time landslide detection algorithm in this region for two years, and have detected 30 landslides since then.

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Here’s a recent piece I was part of on Alaska’s landslide hazards and the threats they pose to coastal communities. It also highlights something bigger: why we need more scientists working on these kinds of hazards—and why supporting that work matters. www.smithsonianmag.com/science-natu...

Studying This Slow-Moving Alaskan Landslide May Help Avert Future Disaster

If the landslide at the Barry Arm fjord collapses, its falling ice and rock could generate a devastating 650-foot-high tsunami

smithsonianmag.com