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.

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.

Upcoming Field Trips

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


All photos ©John Hebberger Jr.

Public Programs
in Conjunction with
Teton Co. Library

Teton County Library Logo

Monthly lunch programs now open to the public at Jackson Senior Center 12:15 – 1:30.

Recent Eruptions at YNP Steamboat Geyser.  Caldera Chronicles

Annual BBQ Food Gallery



October 16, 6 p.m., TC LibraryEocene Hyperthermals – or rapid & extreme warming events as documented in WY, Presented by Ellen Currano, University of Wyoming  Summary

October 17, Jackson Senior Center 12:15 PM  The Mush Valley Lagerstätte: An early Mioecene crater lake deposit in north-central Ethiopia  Present by Ellen Currano, University of Wyoming  Summary

Recent Presentations 

October 2, 6 p.m., TC Library Unraveling the Geologic History of the Greater Green River Basin in Wyoming Presented by Ranie Lynds, Wyoming State Geological Survey Video Summary 

September 19, Jackson Senior Center 12:15 PM.  A further tour of recent discoveries about our solar system.   Presented by Mike Adler GJH Video Summary

September 18,  6 p.m., TC Library- A Geologic Tour of the Jackson Hole Area, Presented by John Hebberger (Jr.), Geologists of Jackson Hole. Video Summary

September 4,  6 p.m., TC LibraryJupiter Re-Discovered and Saturn Un-Veiled, Presented by Mike Adler, Geologists of Jackson Hole Video.   Video2  Summary

August 21 (Tuesday), Presbyterian Church of Jackson Hole 6 p.m. Mid-Ocean Ridges & the formation of Oceanic Crust- One of the last frontiers for Plate Tectonics, Presented by Mike Cheadle & Barbara John, University of Wyoming. Video  Summary

August 7  6 p.m., TC Library Real Monsters: Using Fossils to Emphasize Critical Thinking Skills in College Presented by Leif Tapanila, Idaho State University Video. Summary

July 17  TC Library 6 p.m. – Dynamic glacial & tectonic history of the Teton Range as recorded by lakes in GTN Park, Presented by Darren Larsen, Occidental College. Video1 Video2  Summary

July 3  TC Library 6 p.m. – Oxygenation of Earth’s Atmosphere: rotation & day length dependent?
Presented by Gregory Dick, Univ.Mich. Video Summary




Members Only Events

March 2019 – Field Trip to New Zealand