Scientist with ablation stake
![Scientist holding an ablation stake on glacier. These stakes are used to probe snow on a glacier to determine snow depth.](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/media/images/Wolv_DSC04711LS_%2020160603b_sm.jpg?itok=GzIvQM40)
Detailed Description
Scientist with ablation stake on Wolverine Glacier in Alaska. Scientist probes to determine snow depth near another ablation stake.
Sources/Usage
Public Domain.
Photo by Louis Sass, U.S. Geological Survey