News tagged with subduction zones

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 subduction we observe ...

dateNov 24, 2011 in Earth Sciences
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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.

dateJun 21, 2011 in Earth Sciences
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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 ...

dateMar 04, 2011 in Earth Sciences
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Earth's mantle flows fast

(PhysOrg.com) -- The Earth's mantle flows far more rapidly around a sinking tectonic plate than previously thought, according to new computer modeling by UC Davis geologists. The findings could change the way that we think ...

dateMay 19, 2010 in Earth Sciences
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