Methane measurements
![map of Barter island with methane measurements](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/R05-Methane3MapHG3-LG.jpg?itok=yB9x4HAb)
Detailed Description
Top: Methane measurements (red) reveal hotspots (peaks) aligned with major melt-water pathways (blue lines) in coastal permafrost bluffs on Barter Island, Alaska. Pink grid is where researchers conducted test flights above intact permafrost with relatively constant methane levels. Bottom: Map of Barter Island showing location of study area.
Sources/Usage
Public Domain.