News tagged with subduction zones

New 'embryonic' subduction zone found

(Phys.org) —A new subduction zone forming off the coast of Portugal heralds the beginning of a cycle that will see the Atlantic Ocean close as continental Europe moves closer to America.

Jun 17, 2013
4.8 / 5 (13) 0 | with audio podcast

GPS solution provides 3-minute tsunami alerts

Researchers have shown that, by using global positioning systems (GPS) to measure ground deformation caused by a large underwater earthquake, they can provide accurate warning of the resulting tsunami in ...

May 17, 2013
5 / 5 (1) 0 | with audio podcast

Studying ancient Earth's geochemistry

Researchers still have much to learn about the volcanism that shaped our planet's early history. New evidence from a team led by Carnegie's Frances Jenner demonstrates that some of the tectonic processes driving volcanic ...

Jan 18, 2013
4.8 / 5 (5) 1 | with audio podcast

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