Geologic Studies on Sitkinak Island, Alaska

Image: Geologic Studies on Sitkinak Island, Alaska

Detailed Description

Geologists extract a hand-driven core from 2-3 m depth on Sitkinak Island, Alaska. The cores contain peat with interbedded sand layers that record inundation of the coast by prehistoric tsunamis. (l-r: Peter Haeussler, USGS; Andrew Kemp, Tufts University; Alan Nelson, USGS)

Details

Image Dimensions: 1440 x 1080

Location Taken: Sitkinak Island, AK, US