Gas sampling at Mount Shasta's summit fumarole
![A scientist stands on a bare, rocky slope of a mountain, punching a steel tube into the ground with a glass sample bottle on top](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/peek_shasta_gas_0.png?itok=rJNlriYC)
Detailed Description
USGS scientist Sara Peek collects fumarole gas at Sulphur Springs near the summit of Mount Shasta as a part of CalVO’s long-term monitoring at very high threat volcanoes.
Sources/Usage
Public Domain.