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| Mysterious deep-Earth seismic signature explained http://www.epgeology.com/news-f37/mysterious-deep-earth-seismic-signature-explained-t17437.html |
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| Author: | NewsPoster [ Thu Nov 23, 2017 7:28 pm ] |
| Post subject: | Mysterious deep-Earth seismic signature explained |
Science Daily Geology New research on oxygen and iron chemistry under the extreme conditions found deep inside the Earth could explain a longstanding seismic mystery called ultralow velocity zones. The findings could have far-reaching implications on our understanding of Earth's geologic history, including life-altering events such as the Great Oxygenation Event, which occurred 2.4 billion years ago. Read more |
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