Skip to main content
U.S. flag

An official website of the United States government

Wildfire and Alaskan Permafrost

Detailed Description

Deploying geophysical equipment in the Nome Creek (AK) area to assess the effect of wildfire on permafrost. Small electrical signals are injected into the ground through metal stakes connected to the orange cable in the foreground. The measured response is used to detect belowground permafrost conditions.

Scientists pictured, L-R: Dana Brown (U. Alaska Fairbanks), Amy Marsh (U. Alaska Fairbanks), Andy Kass (USGS).


Public Domain.