Hydrogeology and mechanics of subduction zone forearcs: Fluid flow and pore pressure

DM Saffer, HJ Tobin - Annual Review of Earth and Planetary …, 2011 - annualreviews.org
At subduction zones, fluid flow, pore pressure, and tectonic processes are tightly
interconnected. Excess pore pressure is driven by tectonic loading and fluids released by …

Controls on tectonic accretion versus erosion in subduction zones: Implications for the origin and recycling of the continental crust

P Clift, P Vannucchi - Reviews of Geophysics, 2004 - Wiley Online Library
Documenting the mass flux through convergent plate margins is important to the
understanding of petrogenesis in arc settings and to the origin of the continental crust, since …

Elevated fluid pressure and extreme mechanical weakness of a plate boundary thrust, Nankai Trough subduction zone

HJ Tobin, DM Saffer - Geology, 2009 - pubs.geoscienceworld.org
Pore fluid pressure is a key parameter governing both the shear strength of faults and the
conditions for seismic and tsunamigenic slip on subduction zone megathrusts. However …

Origin and evolution of a splay fault in the Nankai accretionary wedge

M Strasser, GF Moore, G Kimura, Y Kitamura… - Nature …, 2009 - nature.com
Subduction zones are often characterized by wedge-shaped sedimentary complexes—
called accretionary prisms—that form when sediments are scraped off the subducting plate …

New insights into deformation and fluid flow processes in the Nankai Trough accretionary prism: Results of Ocean Drilling Program Leg 190

GF Moore, A Taira, A Klaus, L Becker… - Geochemistry …, 2001 - Wiley Online Library
The Nankai Trough accretionary prism is considered an “end‐member” prism accreting a
coarse terrigenous sediment section in a setting with structural simplicity, unparalleled …

[PDF][PDF] Characterisation and engineering properties of methane hydrate soils

K Soga, SL Lee, MYA Ng, A Klar - … and engineering properties of …, 2006 - researchgate.net
Methane hydrate soil is a natural soil deposit that contains methane hydrate in its pores.
Methane hydrate is a metastable solid material and it bonds the soil particles together …

[HTML][HTML] Pore pressure distribution of a mega-splay fault system in the Nankai Trough subduction zone: Insight into up-dip extent of the seismogenic zone

T Tsuji, R Kamei, RG Pratt - Earth and Planetary Science Letters, 2014 - Elsevier
We use the pore pressure distribution predicted from a waveform tomography (WT) velocity
model to interpret the evolution of the mega-splay fault system in the Nankai Trough off …

Evolution of the Nankai Trough décollement from the trench into the seismogenic zone: Inferences from three-dimensional seismic reflection imaging

NL Bangs, TH Shipley, SPS Gulick, GF Moore… - …, 2004 - pubs.geoscienceworld.org
We mapped the amplitude of the Nankai Trough subduction thrust seismic reflection from the
trench into the seismogenic zone with three-dimensional seismic reflection data. The …

Interplate patchiness and subduction-erosion mechanisms: Evidence from depth-migrated seismic images at the central Ecuador convergent margin

F Sage, JY Collot, CR Ranero - Geology, 2006 - pubs.geoscienceworld.org
Prestack depth-migrated seismic lines provide accurate images of the convergent
Ecuadorian margin, where the southern flank of the Carnegie Ridge subducts. The margin is …

Pore pressure development and progressive dewatering in underthrust sediments at the Costa Rican subduction margin: Comparison with northern Barbados and …

DM Saffer - Journal of Geophysical Research: Solid Earth, 2003 - Wiley Online Library
At subduction zones, pore pressure affects fault strength, deformation style, structural
development, and potentially the updip limit of seismogenic faulting behavior through its …