Past Meetings, 2010–11 to 2019–20

Click the talk title to see the talk abstract and speaker’s biography (PDF).






September 28, 2016
Rick Wilson, California Geological Survey ―
Addressing California’s Tsunami Hazard

October 26, 2016
Dr. Brian Collins, U.S. Geological Survey ―
Processes of exfoliation-induced rock falls: recent studies from California’s Sierra Nevada

November 16, 2016
Dr. Julia Sigwart, UC Museum of Paleontology ―
Two Miles Underwater: A Voyage to the Bottom of the Sea

January 25, 2017
Rick Wilson, California Geological Survey ―
Addressing California’s Tsunami Hazard

February 22, 2017
Tom Williams. Williams GeoAdventures ―
The Geology and Landscapes of Iceland

March 29, 2017
Dr. Kim Blisniuk, San Jose State University ―
Tectonic Geomorphology of San Andreas Fault in Southern CA

April 26, 2017
Dr. Mark Richards, UC Berkeley ―
Triggering of the Largest Deccan Eruptions by the Chicxulub Impact, or What Really Killed the Dinosaurs

May 31, 2017
Dr. Greg Stock, National Park Service ―
The Rise and Fall of Sierra Nevada Glaciers

June 28, 2017
Dr. Matthew J. James, Sonoma State University ―
Collecting Evolution: The Galapagos Expedition that Vindicated Darwin


September 27, 2017
Dr. Slawomir M. Tulaczyk, UC Santa Cruz ―
Glaciology and Recent Behavior of the West Antarctic Ice Sheet

October 25, 2017
Megan Nguyen, UC Davis Center for Watershed Sciences ―
UC Davis Center for Watershed Sciences –Research Summary

November 29, 2017
Dr. Marjorie Schulz, U.S. Geological Survey ―
Marine Terraces of California: Landscapes from the Waves

January 31, 2018
Dr. Kurtis Burmeister, University of the Pacific ―
Welcome to Jurassic Arc: Resolving the Pre-Batholith History of the Sierra Nevada

February 28, 2018
Dr. John G. Parrish, CA State Geologist ―
The End of the ‘Permanent’ Drought

March 28, 2018
Dr. Tom MacKinnon ―
Early Accretionary History of the Franciscan Complex as Inferred from the Yolla Bolly/Black Butte Area of the Eastern Belt

April 25, 2018
Dr. Andrew Gunther ―
Talking Climate Change

May 30, 2018
Dr. Isabel Montañez, UC Davis and Geological Society of America ―
Reconstructing Precipitation Patterns in California during Warmings and Coolings of the Last 20,000 Years

June 27, 2018
Dr. Suzanne Hecker, Earthquake Science Center, U.S. Geological Survey ―
The Rodgers Creek Fault, Sonoma County: What Recent Advances in Mapping Reveal about Its Contribution to Bay Area Earthquake Hazards


September 26, 2018
Dr. Artie Rodgers, Lawrence Livermore National Laboratory ―
High-Performance Computing Ground Motion Simulations of Large, Damaging Hayward Fault Scenario and Moderate Earthquakes in the USGS 3D Model of the San Francisco Bay Area

October 31, 2018
Dr. Cristina M. Robins, UC Museum of Paleontology ―
Calaveras: The Most Significant Fossil Find in the Bay Area in Decades

November 28, 2018
Dr. Stephen Self, UC Berkeley ―
Anticipating Future Volcanic Explosivity Index (VEI) 7 Eruptions and their Chilling Impacts

January 30, 2019
Dr. William Motzer, Consultant ―
The Gold Rush and Its Impact to the San Francisco Bay Area

February 27, 2019
Dr. Paul Renne, Berkeley Geochronology Center ―
Flood Basalts and Mass Extinctions: The Cretaceous/Paleogene Perspective

March 27, 2019
Dr. Sara Kelly Mcbride, U.S. Geological Survey ―
When Science Meets Emergency Management — And Back Again: The M7.8 Kaikōura Earthquake Case Study

April 24, 2019
Dr. Owen Anfinson, Sonoma State University ―
To See the World in a Grain of Sand: Utilizing Detrital Heavy Minerals to Reconstruct California’s Sedimentary History

May 29, 2019
Dr. Tanya Atwater, UC Santa Barbara (emerita) ―
The Wonderful, Frenetic Years of the Plate Tectonic Revolution: How It Was to Be in the Middle of It

June 26, 2019
Dr. Jonathan Lilien, Chevron ―
Environmental Aspects of Oil & Gas Production in California


September 25, 2019
Dr. Douglas Dreger, UC Berkeley ―
Exotic Seismic Sources: Nuclear Explosions, Mining Events, Volcanic and Geothermal Seismicity, and a Landslide

October 30, 2019
Dr. Russell Graymer, U.S. Geological Survey ―
Geologic and Geophysical Framework of Mount Diablo

November 20, 2019
Dr. David P. Schwartz, U.S. Geological Survey ―
Earthquakes of the East Bay

January 29, 2020
Dr. Jeff Unruh, Lettis Consultants International ―
Deformation of the Ancestral California Forearc during Late Cretaceous-Early Tertiary Blueschist Exhumation, Mt. Diablo Region

February 26, 2020
Dr. Donald Medwedeff, Independent Research Geologist ―
Tectonic Setting and Structural Analysis of Mt. Diablo and Vicinity