Scientists use seismic waves to map Okmok volcano

A team of scientists are using a process like a geological CAT scan to map the the inside of Okmok Volcano. (Photo by Alaska Volcano observatory, USGS/Wikimedia Commons)
In the rich volcanic landscape of the Aleutians, Okmok volcano on Umnak Island has drawn special attention this summer.
Matt Haney, a research geophysicist with the Alaska Volcano Observatory, is part of a team trying to create an image of the inside of Okmok. The process is like a geological CAT scan, mapping the eart