News tagged with subduction zone
Related topics: earthquake
Scientists find odd twist in slow 'earthquakes': Tremor running backwards
Earthquake scientists trying to unravel the mysteries of an unfelt, weeks-long seismic phenomenon called episodic tremor and slip have discovered a strange twist. The tremor can suddenly reverse direction ...
Space & Earth / Earth Sciences
May 22, 2011 |
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Geophysicists claim conventional understanding of Earth's deep water cycle needs revision
A popular view among geophysicists is that large amounts of water are carried from the oceans to the deep mantle in "subduction zones," which are boundaries where the Earth's crustal plates converge, with ...
Space & Earth / Earth Sciences
Oct 18, 2010 |
4.9 / 5 (17) |
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New research on Japanese quake ominous for Pacific Northwest
Scientists are still unraveling last year's giant Tohoku earthquake and tsunami in Japan, and some of what they're finding doesn't bode well for the Pacific Northwest.
Space & Earth / Earth Sciences
Feb 21, 2012 |
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Shaking the Earth: How Water Helps Tectonic Plates Slide in New Zealand
(PhysOrg.com) -- New Zealand is the site of one of the world’s youngest subduction zones, where the Pacific Plate of Earth’s crust dives beneath the Australian Plate. Now, a University of Utah study shows ...
Space & Earth / Earth Sciences
Aug 05, 2009 |
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New understanding of Earth's lithosphere-asthenosphere boundary beneath the Pacific Ocean
Scientists have long speculated about why there is a large change in the strength of rocks that lie at the boundary between two layers immediately under Earth's crust: the lithosphere and underlying asthenosphere. ...
Space & Earth / Earth Sciences
Mar 22, 2012 |
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Greater tsunami threat identified
The shape of the seabed where the 2004 Sumatra earthquake struck may indicate that the strength of the underlying rocks added to the size of the resulting tsunami, according to new research.
Space & Earth / Earth Sciences
Jun 21, 2011 |
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Report cites 'liquefaction' as key to much of Japanese earthquake damage
(PhysOrg.com) -- The massive subduction zone earthquake in Japan caused a significant level of soil "liquefaction" that has surprised researchers with its widespread severity, a new analysis shows.
Space & Earth / Earth Sciences
Apr 18, 2011 |
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Plate tectonics coming of age
(PhysOrg.com) -- Plate tectonics in its current form is believed to have started one billion years ago. A study of two billion year old rocks from African gold mines has now shown that the same process of ...
Space & Earth / Earth Sciences
Nov 24, 2011 |
5 / 5 (3) |
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Europe may be slowly disappearing under Africa: research
(PhysOrg.com) -- At the European Geosciences Union (EGU) meeting last week, lead researcher Rinus Wortel from the University of Utrecht presented the findings that Europe is slowly moving under Africa, creating ...
New system can warn of tsunamis within minutes
Seismologists have developed a new system that could be used to warn future populations of an impending tsunami only minutes after the initial earthquake. The system, known as RTerg, could help reduce the death toll by giving ...
Space & Earth / Earth Sciences
Mar 04, 2011 |
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Researchers release first large observational study of 9.0 Tohoku-Oki earthquake
When the magnitude 9.0 Tohoku-Oki earthquake and resulting tsunami struck off the northeast coast of Japan on March 11, they caused widespread destruction and death. Using observations from a dense regional ...
Space & Earth / Earth Sciences
May 19, 2011 |
5 / 5 (4) |
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Breakthrough achieved in explaining why tectonic plates move the way they do
A team of researchers including Scripps Institution of Oceanography, UC San Diego geophysicist Dave Stegman has developed a new theory to explain the global motions of tectonic plates on the earth's surface.
Space & Earth / Earth Sciences
Jul 16, 2010 |
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Signs of three major Japan quakes before 2011
Three major earthquakes seem to have occurred in northern Japan before it was hit in March 2011 by a massive quake and tsunami, researchers said Wednesday based on new evidence.
Space & Earth / Earth Sciences
Apr 25, 2012 |
5 / 5 (2) |
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New data: Mega-quake could strike near Seattle
Using sophisticated seismometers and GPS devices, scientists have been able to track minute movements along two massive tectonic plates colliding 25 miles or so underneath Washington state's Puget Sound basin. Their early ...
Space & Earth / Earth Sciences
Aug 16, 2009 |
4.9 / 5 (14) |
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Odds are about 1-in-3 that a mega-earthquake will hit the Northwest in the next 50 years
The major earthquakes that devastated Chile earlier this year and which triggered the catastrophic Indonesian tsunami of 2004 are more than just a distinct possibility to strike the Pacific Northwest coast of the United States, ...
Space & Earth / Earth Sciences
May 24, 2010 |
4.3 / 5 (6) |
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