Results 61 to 70 of about 12,078 (235)

Deep-water turbidites as Holocene earthquake proxies: the Cascadia subduction zone and Northern San Andreas Fault systems [PDF]

open access: yes, 2003
New stratigraphic evidence from the Cascadia margin demonstrates that 13 earthquakes ruptured the margin from Vancouver Island to at least the California border following the catastrophic eruption of Mount Mazama.
Goldfinger, Chris   +2 more
core   +1 more source

The United States Magnetotelluric Array and the National Impedance Map

open access: yesReviews of Geophysics, Volume 64, Issue 2, June 2026.
Abstract The United States Magnetotelluric Array (USMTArray) data set, collected in the years 2006–2024, consists of more than 1,700 long‐period magnetotelluric stations covering the entirety of the contiguous United States on a quasi‐regular 70 km grid.
Anna Kelbert   +7 more
wiley   +1 more source

Metamorphic Dehydration, Fluid Pressure, and the Frictional‐Viscous Transition Along Subduction Megathrusts: Case Study in Cascadia and Implications for Slow Earthquakes

open access: yesAGU Advances, Volume 7, Issue 3, June 2026.
Abstract Relative plate motion in subduction zones transitions from frictional slip to viscous flow with increasing depth and temperature. The frictional‐viscous transition can control the depth extent of megathrust earthquakes and episodic tremor and slip (ETS).
So Ozawa   +2 more
wiley   +1 more source

IODP Expedition 328: Early Results of Cascadia Subduction Zone ACORK Observatory

open access: yesScientific Drilling, 2012
Integrated Ocean Drilling Program (IODP) Expedition 328 was devoted to the installation of an “Advanced CORK” (Circulation Obviation Retrofit Kit) in the Cascadia subduction zone accretionary prism to observe the physical state and properties of the ...
the IODP Expedition 328 Scientists and Engineers   +2 more
doaj   +1 more source

earthquakes + tsunamis (a poetic diptych) [PDF]

open access: yes, 2018
What follows is pair of found poems created by the practice of mining the writings of other authors to form a new work, a piece of language art. This process shares similarities with postmodern artistic practices including collage, appropriation ...
Rhoades, Mindi
core   +1 more source

Terrestrial Analogs to Titan for Geophysical Research

open access: yesReviews of Geophysics, Volume 64, Issue 2, June 2026.
Abstract Saturn's moon Titan exhibits remarkable parallels to the Earth in many geophysical and geological processes not found elsewhere in the solar system at the present day. These include a nitrogen atmosphere with a condensible gas—methane—replacing the Earth's water, leading to an active meteorology with rainfall and surface manifestations ...
Conor A. Nixon   +21 more
wiley   +1 more source

Slow Slip Predictions Based on Granit and Gabbro Friction Data Compared to GPS Measurements in Northern Cascadia [PDF]

open access: yes, 2011
For episodic slow slip transients in subduction zones, a large uncertainty in comparing surface deformations predicted by forward modeling based on rate and state friction to GPS measurements lies in our limited knowledge of the frictional properties and
Rice, James R., Yajing, Liu
core   +1 more source

The Fate of Iron Formations in the Deep Mantle: Constraints From Iron Oxide Reduction Kinetics Experiments

open access: yesGeophysical Research Letters, Volume 53, Issue 10, 28 May 2026.
Abstract Dense sedimentary iron formations (IFs) subducted into the mantle during Earth's early history, may have descended to the core‐mantle boundary where they could exert strong control on its thermal and seismological properties. A key unanswered question is the extent to which IFs retain their oxidized character in the much more reducing mantle ...
Jemila A. Edmond   +2 more
wiley   +1 more source

Future Cascadia megathrust rupture delineated by episodic tremor and slip [PDF]

open access: yes, 2009
A suite of 15 episodic tremor and slip events imaged between 1997 and 2008 along the northern Cascadia subduction zone suggests future coseismic rupture will extend to 25 km depth, or approximately 60 km inland of the Pacific coast, rather than stopping ...
Chapman, James S., Melbourne, Timothy I.
core   +2 more sources

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