Results 161 to 170 of about 26,637 (257)

Satellite Geodesy, 2nd Edition [PDF]

open access: yesGeophysical Journal International, 2004
openaire   +1 more source

Thick Crust at Earth's Slowest Spreading Ridge: 3D Gravity Insights From Eurasian Basin, Arctic Ocean

open access: yesGeophysical Research Letters, Volume 53, Issue 4, 28 February 2026.
Abstract The Eurasian Basin of the Arctic Ocean opened by ultraslow spreading along the Gakkel Ridge, yet crustal thickness has remained poorly constrained due to sparse seismic data. We present a new basin‐wide 3‐D gravity model, updated by the most comprehensive sediment thickness and seismic observations, offering the first systematic view of ...
Yan Li, Pingchuan Tan, Shaowen Liu
wiley   +1 more source

Deep Earthquakes Can Generate Larger Co‐Seismic Displacements Than Shallow Events

open access: yesGeophysical Research Letters, Volume 53, Issue 4, 28 February 2026.
Abstract We report the counter‐intuitive observation that a deep earthquake can generate larger co‐seismic displacements than a shallow event across a broad region (e.g., >4° from epicenter). This finding is based on a detailed comparative GNSS analysis of the co‐seismic displacement observations from two MW 8.3 events—the 2013 598.1 km‐deep Okhotsk ...
Sifang Chen, Sunyoung Park
wiley   +1 more source

The Impact of OCO‐2 Seasonally Dependent Sampling on Carbon Flux Estimation in the Northern Tropical Africa

open access: yesGeophysical Research Letters, Volume 53, Issue 4, 28 February 2026.
Abstract The large annual carbon source over northern tropical Africa (NTA), inferred from satellite CO2, remains highly debated. Using observing system simulation experiments with Orbiting Carbon Observatory‐2 (OCO‐2) sampling, we show that seasonally dependent sampling can lead to overestimated annual fluxes.
Junjie Liu   +4 more
wiley   +1 more source

Benchmarking Atmospheric Circulation Variability in an AI Emulator, ACE2, and a Hybrid Model, NeuralGCM

open access: yesGeophysical Research Letters, Volume 53, Issue 4, 28 February 2026.
Abstract Physics‐based atmosphere‐land models with prescribed sea surface temperature have notable successes but also biases in their ability to represent atmospheric variability compared to observations. Recently, AI emulators and hybrid models have emerged with the potential to overcome these biases, but still require systematic evaluation against ...
I. Baxter   +4 more
wiley   +1 more source

Editorial: Application of Satellite Altimetry in Marine Geodesy and Geophysics

open access: yesFrontiers in Earth Science, 2022
Jinyun Guo, Cheinway Hwang, Xiaoli Deng
doaj   +1 more source

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