Results 131 to 140 of about 3,220 (254)

An Inflating Upper Mantle Magma Reservoir Beneath the Tip of the Condor Seamount, Azores Revealed by Rapid‐Response Ocean‐Bottom‐Seismometer Data

open access: yesGeophysical Research Letters, Volume 53, Issue 16, 28 August 2026.
Abstract Condor Seamount is among the most seismically active regions on the Azores Plateau. In December 2019, an earthquake crisis occurred at the tip of the seamount, which was strongly felt on nearby islands. Two months after the peak of the crisis, we deployed a local network of five ocean‐bottom seismometers around the seamount, recording ...
Yingchen Liu   +3 more
wiley   +1 more source

Estimating the Geostrophic–Ageostrophic Transition Scale in Ocean Currents From Wind Generated Waves

open access: yesGeophysical Research Letters, Volume 53, Issue 16, 28 August 2026.
Abstract SWOT resolves sea surface height at spatial scales where geostrophic balance may break down and ageostrophic motions become significant, making identification of the transition scale essential. We test whether wind generated waves provide an independent diagnostic of this transition.
Nelson Violante‐Carvalho   +5 more
wiley   +1 more source

A Subtle Atmospheric Shift Is Redefining Winter Hydrology on the Tibetan Plateau

open access: yesGeophysical Research Letters, Volume 53, Issue 16, 28 August 2026.
Abstract Winter climate over the Tibetan Plateau has long been characterized by cold conditions that preserve snow and regulate downstream water supply through delayed melt. Here we show that this buffering function is weakening in the Sanjiangyuan region due to a shift in winter compound climate regimes.
Hao Chen   +8 more
wiley   +1 more source

Crustal Density Differences Along Mars' Dichotomy Boundary From Gravity and Topography

open access: yesGeophysical Research Letters, Volume 53, Issue 16, 28 August 2026.
Abstract Seismic data for Mars has provided constraints on the thickness of its crust, but its density and how much it varies spatially, especially across the hemispherical dichotomy, is still undetermined. We apply a novel constraint in the analysis of spacecraft tracking data to determine Mars' gravity field that allows for the determination of the ...
Sander Goossens, Terence J. Sabaka
wiley   +1 more source

The failure of the Ehlers-Kundt conjecture in the impulsive case. [PDF]

open access: yesGen Relativ Gravit
Frauenberger ML   +2 more
europepmc   +1 more source

Numerical Evidence of Invariance of Turbulence Dissipation Rate in Breaking Waves

open access: yesGeophysical Research Letters, Volume 53, Issue 16, 28 August 2026.
Abstract We perform direct numerical simulations to verify the hypothesis of invariance of the turbulence dissipation rate, proposed by Deane, Stokes, and Callaghan (2016, https://doi.org/10.1175/jpo‐d‐14‐0187.1) based on their laboratory breaking wave experiments.
Umberto C. Bitencourt   +6 more
wiley   +1 more source

Competing Effects of Elastic Heterogeneity and Viscous Flow on Interseismic Coupling at Cascadia

open access: yesGeophysical Research Letters, Volume 53, Issue 16, 28 August 2026.
Abstract Interseismic coupling maps are important tools for estimating future earthquake hazard at subduction zones. Often interseismic coupling is estimated from surface velocities using a homogeneous elastic Earth model. However, inversions that incorporate viscoelastic mantle flow or elastic heterogeneity show that each can change the spatial ...
E. M. Sherrill   +2 more
wiley   +1 more source

SWOT, Empiricism, and River Modeling

open access: yesGeophysical Research Letters, Volume 53, Issue 16, 28 August 2026.
Abstract Given the insurmountable challenge of measuring all rivers in situ, global river models serve as the foundation of freshwater knowledge past, present, and future. We adopt an inductive empirical framework based on Surface Water and Ocean Topography (SWOT) satellite measurements to assess these models.
Colin J. Gleason   +37 more
wiley   +1 more source

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