Appreciating Earth YouTube Videos & Presentations

Geology of Petaluma Watershed 3/10/21
The Rock Beneath Your Feet (Rockd App) 2/26/21
Click here for more Rockd App instructions & info
Geologic Orientation in Sonoma County 01/2020
Sonoma Mountain Geologic Evolution  6/4/20
Geology of the Laguna de Santa Rosa 9/15/21
presented for The Laguna de Santa Rosa Foundation

PDF of presented slides
Geology of the Alaska National Parks 8/10/21
Sonoma County Geology: links between wildfires & earthquakes 9/16/20