COGS is a Central Oregon-based non-profit organization promoting a greater awareness and understanding of the geological sciences through technical presentations, educational outreach to schools, and field trips
Tuesday, March 23
William Hawley, Lamont-Doherty Earth Observatory
The fragmented death of the Farallon Plate
Could volcanism in central Oregon be linked to a hole in the subducting plate beneath North America? In this presentation William Hawley from the Lamont-Doherty Earth Observatory will discuss evidence for tearing of the subducting plate as it descends into the mantle beneath central Oregon and the impacts this has on surface processes, including volcanism and earthquakes in Oregon.
Scientific American article: We Could Be Witnessing the Death of a Tectonic Plate
National Geographic article: A tectonic plate is dying under Oregon. Here’s why that matters
Click HERE for MORE Past Presentations
March 6, 2021
Follow the course of Oregon’s wild rivers as they journey through the lively geology of the high desert, and learn about how the geologic history of eastern Oregon – from landslides to lava flows – has interacted with and influenced beloved desert waterways like the Owyhee River.
Starting January 26th and continuing through March 9th
UNESCO Lecture Series