Digging a Paleoseismic Trench
Detailed Description
Scientists and students from the USGS, geotechnical companies and universities come to view the trench at Tule Pond, Fremont, CA, prior to it's disruption.
Sources/Usage
Public Domain.
Scientists and students from the USGS, geotechnical companies and universities come to view the trench at Tule Pond, Fremont, CA, prior to it's disruption.
Public Domain.