How we sample sand after a tsunami
By Sound Waves Newsletter
May 2011 (approx.)
![Photo of beach sand that has been carefully carved into in order to reveal the different layers underground.](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/media/images/TsunamiTrench.jpg?itok=4ixQi5Vc)
Detailed Description
Wall of excavated trench showing the sedimentary structures of a tsunami deposit (mostly horizontal sand layers) and locations (rectangular markers on right) where sediment samples were collected for laboratory analyses.
Sources/Usage
Public Domain.