University of California, Davis vulcanologist Kari Cooper talks about new studies of the magma reservoir under Mt. Hood, which could lead to a better understanding of volcanic activity and when volcanoes are most likely to erupt.
Credit: Video by Andy Fell. Still images by Erik Klemetti, Denison University and the U.S. Geological Survey collection.
[ Read the Article: Mount Hood Study Suggests Dormant Volcanoes Quickly Become Active ]