(photo from Wikipedia) 30 years ago today, the first quake heralding the beginning of Mt. St. Helens' modern eruptive cycle occurred. It's also approximately the day I first arrived at OSU. From modest beginnings and all...
This is part in a multi-part series on the events leading up to the catastrophic eruption of Mt. St Helens on May 18th, 1980, 30 years ago this spring. Part 1, Part 2, Part 3, Part 4, Part 5, Part 6, Part 7, Part 8.
This Week's Geo-Quiz: Plate Tectonics
12 hours ago