Geologists of Jackson Hole

Our mission is to inform and educate our members and community about earth science related matters – their broad scope and importance to all of us.

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Become a Member

We encourage anyone with an interest in earth science, regardless of their educational background, to become a member of the Geologists of Jackson Hole. To learn more about joining, please visit our membership information page. Click here for a membership application.

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Upcoming Field Trips

We hold monthly trips and events. Click below for more information.


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All photos ©John Hebberger Jr.

Members Only Events

July 29  Field Trip – One Day –  Star Valley Geology – Robert Palmquist

8/5 – Members BBQ and Picnic – at Old Wilson Schoolhouse

8/11 – 8/13  – Three day field trip.  The Green River Basin.  Ron Surdam, GJH

Public Programs
in Conjunction with
Teton Co. Library

Teton County Library Logo

Unless otherwise notified all programs are held at 6 p.m in the Teton County Library Auditorium.


8/1 The Greater Caucasus Mountains: A Natural Laboratory for Understanding the Initiation of Continental Collision. Nathan Niemi, University of Michigan  Summary

8/15  50 Years of Plate Tectonics & its impact on understanding the tectonic evolution of Cuba.  Lawrence Lawver, Univ. of Texas Austin  Summary

9/5  Eruption of Kilauea 1959 – 1960: Classic Example of Hawaiian Volcanism  Bob Tilling, USGS and Member GJH  Summary

9/19 Building mountains in old continental crust: examples from the Northern Rockies and the central Andes.  Dave Pearson ISU Summary


Recent Presentations 

7/3 (Monday),  Citizen Scientists and Sustainable Travel: Aiding Field Science While Exploring the Natural World from the Equator to the Poles. Presented by Sarah Aciego, University of Michigan. Video  Summary

7/18 (Tuesday)  Anatomy Of Old Faithful And Yellowstone Volcano Plumbing.   Presented by Bob Smith, Univ. of Utah, Dept Geology & Geophysics.  Summary

6/6 (Tuesday),  What punctuates the geologic time scale?  Presented by Peter L. Ward, Geologists of Jackson Hole. Materials  Summary

6/20 (Tuesday),   Wyoming’s Ancient Ecosystems: Paleontological and Geochemical Evidence of Ecosystem Change over the last 65 Million Years. Presented by Mark Clementz, University of Wyoming, Dept. of Geology & Geophysics. Video Summary

5/16 Public  Energy in Wyoming & the World: Critical Choices & Costs!  Presented by John J Hebberger Jr., Geologists of Jackson Hole Video  Summary

5/2 Public  Detrital zircons and the intriguing problem of the Late Cretaceous Harebell Formation and the Targhee Uplift  Presented by Paul Link, Geosciences Department, Idaho State University  Summary