Greg M Stock

Greg M. Stock was born and raised in the Sierra Nevada just north of Yosemite. He has a bachelor s degree in geology from Humboldt State University and a PhD in earth science from the University of California at Santa Cruz. Greg is Yosemite National Park s first-ever park geologist.

Greg M. Stock was born and raised in the Sierra Nevada just north of Yosemite. He has a bachelor s degree in geology from Humboldt State University and a PhD in earth science from the University of California at Santa Cruz. Greg is Yosemite National Park s first-ever park geologist. See less