The morning hike up Kautz Creek to examine debris flows.
Pat Pringle (Centralia Community College) was our expert guide on the Mt Rainier Rainier field trip.
Following the volcano evacuation route away from Orting High School.
Enjoying the sun while discussing the debris flow along the Nisqually River Valley.
Upper Nisqually River Valley leading to the Nisqually glacier at its headwaters.
Field trippers catching up on much needed rest after long day in the field.
Roger Groom injects a basalt (chocolate syrup) dike into the gelatin volcano.
Organizing the multiple lines of evidence for past great Cascadia earthquakes into a concept maps provides a cognitive framework.
The “straw into the cupcake” models how marine geologists use cores of ocean sediment to examine the turbidite record of Cascadia great earthquakes.
Chris Hedeen explains the “three-layer cake” of Cascadia tsunami geology.
The canoe launching operation at Copalis Beach, Washington on the shore of the Copalis River.
(Photo by Juliet Dowsett)
Irene Catlin and Shelli Colwell preparing to launch.
(Photo by Juliet Dowsett)
Roger Groom (back to camera) directing the canoe landing and parking operation.
Bob Filson and the “lahars” team at Copalis ghost forest. The lahar team motto was “We’ve got you covered.”
David Yamaguchi explaining the history and process of tree-ring dating of the Copalis Ghost forest.
Juliet Dowsett in the fashion of the day with Copalis ghost forest in background.
The Tsunami team with James Davies at the head of the line and team leader Peter Ritson on the left.
Ken Austin describes the installation and operation of the Plate Boundary Observatory (PBO) GPS receiver at Elma, Washington.
Pointing in the northeast direction that the Elma PBO station is being pushed by the Juan de Fuca Plate.
Beth Pratt-Sitaula introduces teachers to TOTLE digital resources.
Exploring resonance during earthquake shaking through the kid-friendly version of the BOSS model.
Adding shear resistance to a model building frame using gussets, shear walls, and cross members.
Beth Norman, Pierce College, leads the Lahars as they report classroom implementation plans.
TOTLEy hot field trippers enduring 100°F temperatures at field sites along the White River on north side of Mt Rainier.
Pat Pringle (Centralia Community College) describing volcanic mud and debris flows deposited north of Mt Rainier.
Volcaniclastic deposits exposed in the White River Canyon.
Roger Groom demonstrates how to set up the Jello volcano model.
“Igneous” dikes and flows resulting from injecting the Jello volcano with chocolate syrup and assorted concoctions.
Bonnie Magura demonstrates the lava flow viscosity classroom demonstration.
Launching canoes for the paddle up the Copalis River to the ghost forest produced by land subsidence during the 1700 great Cascadia earthquake.
Canoeing on the Copalis River.
Walking across the ghost forest in search of trees samples for tree-ring dating.
Chris Hedeen digging out the trunk of the “saguaro” western red cedar that was sampled for tree-ring dating to determine the year of its death caused by subsidence into the intertidal zone
David Yamaguchi using a section of a western red cedar stump to describe methods of tree-ring dating used to determine that the Copalis River ghost forest was formed after the end of the 1699 growing season but prior to the beginning of the 1700 growing season.
Section of a Sitka spruce root revealing patterns of tree rings.
Brian Atwater immersed in his work describing plate motions that produce great Cascadia earthquakes.
Shelley Olds (orange shirt) leading TOTLE teachers as they point in the direction that the Elma, Washington Plate Boundary Observatory GPS station is being pushed by compression of the North American Plate from the Juan de Fuca Plate.