Carleton College Professor Emerita of Geology and a Board Member of the Cannon Valley Elder Collegium Mary Savina discusses learning about the history of our planet through its minerals, and the possibility that we are living in an extinction era. Hosted by Joe Moravchik.
College on the Radio with guest Mary Savina, 3-18-26
Host Joe Moravchik welcomes back Carleton College Professor Emerita of Geology and Environmental Studies Mary Savina to discuss tectonic plates, Pangea, continental drift, how our