Instructional Video6:21
NASA

40 Years of Watching Mount St. Helens

3rd - 11th
It has been 40 years since Mount St. Helens erupted on May 18, 1980, in southwestern Washington, near the Oregon border. Fifty-seven people lost their lives in the disaster, and huge swaths of the surrounding forest were levelled. Both...
Instructional Video
PBS

Pbs Nova: Mt. St. Helens: Back From the Dead

9th - 10th
Mount Saint Helens erupted in 1980 destroying over 200 square miles of forest. This film [01:00:00] examines the renewal of what had become a wasteland. Witness the process trough stunning cinematography and time lapse photography....
Instructional Video
Incorporated Research Institutions for Seismology

Iris: Seismograms of Common Events: Compiled

9th - 10th
A collection of seismic events recorded near Mount Saint Helens. The seismographs located at stations record seismograms like what are shown here. [2:10]