Christopher DuRoss of the USGS Updates Maps of the Trench Walls (IMAGE)

Geological Society of America

Christopher DuRoss of the USGS Updates Maps of the Trench Walls

Caption

Christopher DuRoss of the USGS updates maps of the trench walls while sitting on one of the benches excavated across the sackungen. Flags on the wall denote different layers of sediment the team identified that moved during past earthquake events.

Credit

Courtesy of Ryan Gold.

Usage Restrictions

Courtesy of Ryan Gold.

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