What's beneath Hawaii's most active volcano?
Katie Jacobs, Pennsylvania State University
Kilauea is the most active of the five volcanoes that make up the island of Hawaii. The volcano has been erupting for 31 years, so obviously there’s a lot of magma coming from below, said Wauthier. Credit: Christelle Wauthier InSAR is a remote-sensing technique that combines radar data taken from satellites to create images that show subtle movements in the ground’s surface, said Wauthier. Credit: Christelle Wauthier Basically, we use what’s happening on the surface of the volcano to find a ‘best fit model’ for what’s happening underground, said Wauthier. InSAR image showing ground deformation at Kilauea.