Results 111 to 120 of about 31,153 (271)

Abnormally Large Magma Flux Does Not Lead to Eruption in Subduction Zone Calderas: The 2022–2023 Episode of Uplift of Aniakchak Crater (Aleutians)

open access: yesGeophysical Research Letters, Volume 53, Issue 2, 28 January 2026.
Abstract Observations of ground deformation provide insights on the triggering mechanisms of eruptions. At Aniakchak Crater (Aleutians) InSAR measured ∼ ${\sim} $72 cm of uplift in less than 7 months between 2022 and 2023. The uplift can be explained by the inflation of a point pressure source at a depth of 3.2 km.
Francisco Delgado
wiley   +1 more source

Subduction-legacy and Olivine Monitoring for Mantle-heterogeneities of the Sources of Ultrapotassic Magmas: the Italian case study

open access: gold, 2022
Jennifer Günther   +5 more
openalex   +1 more source

Davemaoite Elasticity Reveals Slab‐Induced Heterogeneity in the Mantle Transition Zone

open access: yesGeophysical Research Letters, Volume 53, Issue 2, 28 January 2026.
Abstract The observed 2%–7% low‐shear velocity (VS) anomalies near the subducted slab at the bottom mantle transition zone (MTZ) indicate strong lateral heterogeneity, which is commonly attributed to subducted oceanic crust. However, davemaoite, a major constituent of the subducted oceanic crust, has been poorly constrained in its elasticity, hindering
Yingxin Yu   +13 more
wiley   +1 more source

Full‐Wave SKS Splitting Intensity Tomography Suggests Depth‐Dependent Upper Mantle Fabrics and Anisotropy Beneath Alaska

open access: yesGeophysical Research Letters, Volume 53, Issue 2, 28 January 2026.
Abstract Alaska's tectonic complexity makes it ideal for probing upper mantle deformation. We present a 3D shear‐wave anisotropy model obtained by inverting 7,985 SKS splitting intensity measurements from 261 broadband stations using 941 events from 2000 to 2023.
Yi Lin, Manuele Faccenda, Li Zhao
wiley   +1 more source

Bridging the gap between subduction dynamics and the long-term strength of the Sunda megathrust. [PDF]

open access: yesNat Commun
Capitanio FA   +6 more
europepmc   +1 more source

Crustal Flow‐Driven Plateau Growth and Expansion Front in NE Tibet: Insights From High‐Resolution Attenuation Tomography With High‐Density ChinArray Lg Data

open access: yesGeophysical Research Letters, Volume 53, Issue 2, 28 January 2026.
Abstract The Northeastern (NE) Tibet, as the front of plateau growth, widely absorbs northeastward extrusion, leading to significant uplift and forming a basin‐mountain tectonic framework. However, it remains unclear how the crust of NE Tibet deformed in response to the far‐field effects of the India‐Eurasia collision.
Ruo‐Jie Li   +4 more
wiley   +1 more source

Widespread abyssal turbidites record megathrust earthquake-triggered landslides and coseismic deformation in the Cascadia subduction zone. [PDF]

open access: yesSci Adv
Hill JC   +12 more
europepmc   +1 more source

Influences of Meridional SST Gradient Biases on Subsurface Temperature in the Tropical Indian Ocean: Roles of SMOC and ITF

open access: yesGeophysical Research Letters, Volume 53, Issue 2, 28 January 2026.
Abstract The tropical Indian Ocean (IO) exhibits persistent biases in sea surface temperature (SST) climatology across Coupled Model Intercomparison Project Phase 6 (CMIP6) models, particularly during boreal winter. These biases manifest as a meridional dipole with warm SSTs in northern tropics and cool SSTs in south.
Guangli Zhang   +4 more
wiley   +1 more source

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