2024-09-14 Darrel Cowan — Vancouver Island and an Alaskan Island were neighbors 50 Million Years Ago
Saturday, September 14, 4 PM The Lecture: Baranof Island, Alaska, and Vancouver Island were neighbors 50 million years ago – Darrel Cowan Darrel will discuss the evolution of hypotheses about the large-scale coastwise displacements of tectonic elements or terranes along the western margin of North America. He will present the geologic evidence he published in 1982 supporting the hypothesis in the title of his lecture. The still-contentious Baja British Columbia hypothesis, developed in the early 1980’s, was based entirely on paleomagnetic data. This IN-PERSON ONLY lecture will start at 4 PM on Saturday, September 14, 2024. This is free and open… Read more2024-09-14 Darrel Cowan — Vancouver Island and an Alaskan Island were neighbors 50 Million Years Ago
2024-10-05 (tentative date) Harold Tobin – Lessons from a fossil Cascadia Megathrust in the high Olympic Mountains
The Lecture: A fossil Cascadia Megathrust in the high Olympic Mountains and what it can teach us about subduction earthquakes Check back for additional information. About the Speaker: Harold Tobin is a Professor and Paros Endowed Chair in Seismology and Geohazards and Director of the Pacific Northwest Seismic Network, at the Department of Earth and Space Sciences, University of Washington