Sentences with phrase «subduction zone off»

Last week's temblor may have relieved pressure in one of two «seismic gaps» in the subduction zone off Mexico's coast, where tectonic plates grind past one another.

In the past few centuries, the subduction zone off the coast of Sendai has generated earthquakes of up to magnitude 8 or so, but nothing as powerful as a 9, which releases 30 times more energy.

The Cascadia Subduction Zone off the coast of the Pacific Northwest has all the ingredients for making powerful earthquakes — and according to the geological record, the region is due for its next «big one.»

SASMEX's main focus is on earthquakes originating in the subduction zone off the southern coast of Mexico, where the Cocos tectonic plate subducts below the North American Plate.

Not exact matches

June 17, 2013 — 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.

In the early 1980s, two Caltech geophysicists, Tom Heaton and Hiroo Kanamori, compared Cascadia to active quake - prone subduction zones along the coasts of Chile and Alaska and to the Nankai Trough off the coast of Japan.

Exactly the same is true of the Cascadia subduction zone — an almost identical geologic threat off the west coast of North America.

To understand sediment compaction along Cascadia, Han and her collaborators conducted a seismic survey off the coast of Washington and Oregon that allowed the researchers to see up to four miles of sediment layers overlaying the subduction zone.

«Subduction zone earthquakes off Oregon, Washington more frequent than previous estimates.»

In broadly related news, I was interested to see a few days ago that a nascent subduction zone has been identified off Portugal, meaning that the Atlantic is already in the earliest stage of its inevitable disappearance, although for the moment spreading remains the dominant process.

Here in Oregon we are the somewhat unwitting hosts of a great deal of methane hydrate research by Oregon State University, some Texas university people (and backing by the good old Houston - based gas industry), of deposits on and near the ocean floor on the Gorda Ridge just off our coast, which is a consequence of the subduction zone geomorphology of the area.