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Article: Arctic sea floor erupts.(earth)(Brief article)
- Article from:
- Current Science, a Weekly Reader publication
- Article date:
- October 17, 2008
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GAKKEL RIDGE, Arctic Ocean -- Who knew that such a ruckus was going on underwater? (See "Heating Nemo," page 6, October 3, 2008.) Now a team of scientists has found evidence of recent volcanic eruptions in the ocean.
The scientists were working aboard an icebreaker in the Arctic Ocean last year. They launched three robot-operated submarines into the lower depths to gather samples and images. The probes revealed the presence of a group of volcanoes, three of which the scientists named--Loke, Oden, and Thor. A carpet of dark, smoky shards of volcanic glass was also found coveting the region.
In 1999, seismometers around the world detected a flurry of ...