5_Volcanism[1]

5_Volcanism[1] - Opportunistic Oceanographers Volcanism 1...

Info iconThis preview shows pages 1–10. Sign up to view the full content.

View Full Document Right Arrow Icon
1 Opportunistic Oceanographers Volcanism
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
2 Data collected in March 2006 Mt St Helens before May 18, 1980
Background image of page 2
3 Mt St Helens – May 18, 1980 Mt St Helens after May 18
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
4
Background image of page 4
5 felsic magma erupts in subduction zone volcanoes (Mt St Helens) 3 intermediate, felsic magma from partial melting of mafic oceanic crust mafic magma from partial melting of ultramafic mantle 1 2
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
6 comparing eruptions by amount of material material ejected (km 3 ) Tambora Prior to the 1815 eruption: ~ 13,000 feet (4,000 m). Now: 9,348 feet (2,850 m) Tambora The 1815 eruption formed a caldera about 4 miles (6 km) in diameter, 3,640 feet (1,110 m) deep. 92,000 dead 1816 = Year w/o Summer
Background image of page 6
7
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
8 You’ve just been hired…
Background image of page 8
9 Mt Rainier, WA 001 Institute Volcanic Hazards and Mitigation Write a paragraph: volcanic awareness statement for residents of Seattle •How are you (USGS) monitoring the volcano? Specific data being collected -Specific data being collected •Types of volcanic hazards to prepare for in the event of an eruption?
Background image of page 9

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 10
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 05/15/2008 for the course GEOL 101 taught by Professor Kendall during the Spring '07 term at Clemson.

Page1 / 16

5_Volcanism[1] - Opportunistic Oceanographers Volcanism 1...

This preview shows document pages 1 - 10. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online