Published by the American Geological Institute
May 2000
| by Robert
I. Tilling
What have volcanologists learned from the May 18, 1980, eruption of Mount St. Helens, the worst volcanic disaster in U.S. recorded history? The volcanologist who directed the Volcano Hazards Program of the U.S. Geological Survey in 1980 offers his perspective. |
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- Web Extra: 5/18/00 Bacteria thrive converting oil to methane
- 5/4/00 Government ends GPS scrambling
- Missing tectonic link found
- No longer a NEAR miss
- Fossil signatures: forged or real?
- Hot time in the old town again
- Ocean Drilling Program director resigns
- The sun sounds off
- Field Notes
Troubled Waters: Debate stirs over a once unnoticed section of the Clean Water Act.
Geoscience
Education
A Plea for Mentors: A call for geoscience professors
to make time to mentor their students.
Geophenomena
Eruptions of Mount Etna, Sicily
Web
Extra Timeline
of Etna's eruptions since 1995.
Mount St. Helens as it appears today from the northwest. The May 18, 1980, eruption produced a debris avalanche that deposited the hummocky terrain (foreground). See feature story. Photo by David E. Wieprecht, USGS Cascades Volcano Observatory.
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