Eocene - Westward Subduction with Karin Sigloch

This lecture examines competing interpretations of Eocene tectonic history in the Pacific Northwest, focusing on westward subduction, the Farallon Plate, slab walls, and mantle tomography. It includes discussion with geologist Karin Sigloch and a question-and-answer session.

Syllabus

Video Start
Lecture Start
Spreading Ridges: Looking Back and Forward
Slab Walls
Wrangellia and Insular Superterrane Review
Eastward Subduction
Westward Subduction
Schedule and Eocene Papers
Karin Sigloch
Karin's Electrical Engineering Background
Slabs Under Pacific NW and North America
Tomographic Model of Slabs
Subduction of the Farallon Plate
Slab Walls East of Farallon Slab
Hypothesis: Slab Walls Mean Fixed Trenches
How fast are the slab walls sinking?
Extra Ocean Basin Subducted Westward
Q&A with Karin
Q&A with Nick
Toast and Goodbye