Scientist digging in tundra to find bedrock
Detailed Description
USGS scientist digging through tundra in hopes of finding bedrock to sample for geochemistry and geochronology, Yukon-Tanana upland, eastern Alaska.
Sources/Usage
Public Domain.
USGS scientist digging through tundra in hopes of finding bedrock to sample for geochemistry and geochronology, Yukon-Tanana upland, eastern Alaska.
Public Domain.