Alaska volcano earthquakes spark '50-50 chance' of eruption

When most of us think about active volcanoes in the U.S., Mount St. Helens, Mt. Rainier and a few others will first come to mind. However, one of the most active volcanoes in the region is about a ...
Mount Spurr, the highest volcano in the Alaskan ... which stretches down from British Columbia. An explosive eruption in 1915 devastated the surrounding area and rained ash as far as Nevada.