News tagged with subduction zones

Scientists pinpoint great-earthquake hot spots

The world's largest earthquakes occur at subduction zones - locations where a tectonic plate slips under another. But where along these extended subduction areas are great earthquakes most likely to happen? Scientists have ...

Dec 05, 2012 4 / 5 (5) 0 | with audio podcast

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.

Jun 21, 2011 3.5 / 5 (2) 0 | with audio podcast

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 ...

Nov 24, 2011 5 / 5 (3) 1 | with audio podcast

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 ...

Mar 04, 2011 4.8 / 5 (8) 0 | with audio podcast

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 ...

Aug 16, 2009 4.9 / 5 (14) 2