Kīlauea caldera gas mapping—August 3, 2021
![An HVO scientist collects a carbon dioxide sample from an area within Kīlauea caldera emitting elevated levels of volcanic gas](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/multimediaFile-3277.jpg?itok=JhzjU42e)
Detailed Description
An HVO scientist uses a syringe to capture a sample from an area within Kīlauea caldera that was identified as emitting elevated levels of the volcanic gas carbon dioxide. The sample is transferred to a gas sample bag, which will later be taken to a lab for chemical analyses. USGS photo by K. Mulliken on August 3, 2021.
Sources/Usage
Public Domain.