Pressure Chamber Measuring Sequoia Branch
By Land Change Science Program
2015 (approx.)
![pressure chamber measuring moisture in sequoia branch](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/Stephenson_Figure%204.jpg?itok=c013yVko)
Detailed Description
Figure 4: A pressure chamber is used to record how much pressure is required to squeeze water out of a small sequoia branch – a measure of the drought stress experienced by the sequoia.
Sources/Usage
Photo credit: A. Ambrose, UC Berkeley