Jun 07, 2019
Patrick Pringle
Centralia College Professor Emeritus of Earth Science - tree rings and what they tell us.
I'm going to talk about our work dating buried trees using radiocarbon dating and tree-ring studies. The trees were killed by ancient volcanic eruptions, earthquakes, and landslides.
Pat
Patrick Pringle, Prof. Emeritus of Earth Science
Centralia College, Science Dept.
600 Centralia College Blvd.
Centralia WA 98531

patrick.pringle 'at' centralia.edu