How satellite radar helps us monitor volcano deformation
![Rainbows on the ground: How satellite radar helps us monitor volcan...](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/vhp_img4602.jpg?itok=4cjcp6yC)
Detailed Description
This interferogram spans from 4/11/2015 to 5/22/2015 and shows a beautiful bullseye pattern of rainbow fringes due to about 10 cm (4 inches) of ground deformation during an intrusion this past spring.