Â鶹AV expert: Japan volcano eruption
''More than 30 hikers were feared dead Sunday, a day after a volcano in Japan erupted without warning, spewing ash and rocks down slopes crowded with people on a sunny autumn weekend.
Rescue efforts were still underway Sunday night on Mount Ontake, a 10,000-foot-high volcano about 125 miles west of Tokyo, as the eruption continued.''
Â鶹AV expert:Ìý
John Stix -ÌýDepartment of Earth & Planetary Sciences
Expertise:Ìýunderstanding physical processes and forecasting eruptions at active subduction-zone volcanoes; geochemistry of volcanic gases, their use for eruption prediction, and their impact on the atmosphere; new infrared remote sensing techniques to measure gases at active volcanoes; integration of geological, geochemical, and geophysical datasets to model volcano plumbing systems.
Source:Ìý