Structural analysis of rock fracture networks for subsurface investigation purposes in Morocco
November 2025
In addition to being among the major tiggers behind frequent earthquakes, fractures can allow surface water to infiltrate the permeable rocks, entering both shallow and deep aquifers. Occasionally,...
Improved sparrow search algorithm for inversion of geometric parameters of earthquake source faults
November 2025
With the continuous improvement of the accuracy of geodetic deformation data, the inversion of seismic source parameters puts forward a higher demand for nonlinear inversion algorithms. In this research,...
The complementary distribution of coseismic and slow-moving landslides along the transition between the Qinghai-Xizang plateau and Sichuan basin
November 2025
Landslides accompanying earthquakes are essential in landscape evolution along active fault zones. However, most studies focus on the rapid, catastrophic coseismic landslides with surface scars; the...
Evaluating global precipitable water vapor products from four public reanalysis using radiosonde data
November 2025
Precipitable Water Vapor (PWV) is a crucial parameter for short-term climate warnings and long-term climate monitoring. Due to their seamless spatiotemporal coverage, atmospheric reanalysis products...
Methodology for optimizing heights in the Amsterdam system based on regional and global geoid/quasi-geoid models
November 2025
The article presents a methodology for transitioning to the Amsterdam height system based on utilizing global and regional geoid/quasi-geoid models. The study was conducted for the Polish-Ukrainian...
Evaluating Euler pole parameters for the north American terrestrial reference frame of 2022
November 2025
Euler Pole Parameters (EPPs) were estimated for the new plate-fixed North American Terrestrial Reference Frame of 2022 (NATRF2022) based on the spherical model of Earth using different sets of continuously...
Investigating intraplate deformation in the West African region using GPS-based velocity models
November 2025
Intraplate deformation, influenced by tectonic, geological, and environmental factors, presents significant challenges for geodesy and geodynamics. This study focuses on quantifying intraplate deformation...
Strain rate of Boso slow slip events related to seismic activity after 2011 using GNSS data
November 2025
The March 11, 2011, MW9.0 Tohoku-Oki earthquake, in Japan, caused rapid strain release near the epicenter, while the Boso Peninsula, located farther away, experienced stress redistribution, leading...
On-orbit thermal environment analysis of the optical bench of a new generation of gravity measurement satellites
November 2025
The new generation of gravity measurement satellites will use high-precision inter-satellite laser interferometry technology to measure the gravity field. The heat flow outside the satellite's orbit...
Static stress implications for Kīlauea volcano activity after the 2018 Hawai'i earthquake
November 2025
The MW6.9 thrust-faulting earthquake in Hawai'i on May 4, 2018, occurred near the Kīlauea shield volcano. We use 57-day-long continuous Global Positioning System (cGPS) data and 6-day-long semi-continuous...
An improved and robust method of estimating ice sheet elevation changes with ICESat-2 altimetry data
November 2025
Elevation change monitoring of the Antarctic ice sheet has been a key issue in global change research. Satellite altimetry has been proven to be effective in detecting ice sheet variations. With the...
Quality assessment of global gravity field models in the Antarctic region based on airborne gravity data
Available online 17 November 2025
As the largest ice sheet storage area in the world, Antarctica's gravity field characteristics are key data for studying ice sheet mass balance, sea level changes, and polar resource exploration. However,...
Vertical gravity gradient modeling and its influence on gravity datum transfer
Available online 13 November 2025
In the past, the free-air gradient −308.6 × 10−8 s−2 was used as the vertical gravity gradient of the measuring point in gravity data processing, which resulted in inaccurate instrument height corrections....
Improving BDS-2/3 satellite clock bias prediction using a TCN-Transformer framework with cross-attention mechanism
Available online 12 November 2025
Satellite clock bias (SCB) prediction is essential for enhancing the accuracy and reliability of real-time precise point positioning (RT-PPP) in Global Navigation Satellite Systems (GNSS). To address...
Seismological study of meta-instability of the Yangbi MS6.4 earthquake in 2021
Available online 11 November 2025
Meta-instability is an irreversible precursor of earthquakes. To identify the meta-instability precursor of the Yangbi MS6.4 earthquake (99.87°E, 25.67°N) that occurred on May 21, 2021, we selected...
Co-seismic gravity changes of the 2004 Sumatra-Andaman earthquake from different releases of GRACE monthly solutions
Available online 10 November 2025
The Gravity Recovery and Climate Experiment (GRACE) Level-2 products, i.e., monthly gravity field models expressed in spheric harmonic (SH) coefficients, have been released in several versions since...
Integrated gravity, GNSS, and seismic analysis for fault mapping in sulawesi island: Insights into the Palu-Koro Fault
Available online 10 November 2025
The Palu-Koro Fault is one of the most active left-lateral strike-slip faults in Indonesia. This study integrates gravity data (GGMPlus), GNSS measurements, and seismic analysis to better understand...
Multi-temporal InSAR analysis for assessment of earthquake precursory deformation
Available online 6 November 2025
Ground deformation is a key parameter in interpreting precursory stress and strain patterns and provides valuable information for seismic studies. Interferometric Synthetic Aperture Radar (InSAR) is...
Post-seismic Coulomb stress simulation and seismic hazard analysis of the 2025 Myanmar MW7.7 earthquake
Available online 31 October 2025
On March 28, 2025, an MW7.7 earthquake struck Myanmar, with the epicenter located in the central segment of the Qinghai–Xizang–Yunnan–Myanmar–Indonesia η-type structure. This region hosts a series of...
New and updated long-periodic terms in harmonic development of the earth tide-generating potential
Available online 31 October 2025
We present a new harmonic development of the long-periodic band of the Earth tide-generating potential (TGP). It updates the corresponding part of the previous TGP expansion, KSM03, and includes 38...
A new model for estimating atmospheric weighted mean temperature from radiosonde and multi-mission GNSS radio occultation data
Available online 30 October 2025
In Global Navigation Satellite System (GNSS) meteorology, the atmospheric weighted mean temperature (Tm) is a critical intermediate parameter for converting zenith wet delay (ZWD) to precipitable water...
Shallow coseismic slip and downdip afterslip associated with the 2022 MW6.7 Menyuan (China) earthquake
Available online 30 October 2025
Investigating the spatial distribution of coseismic rupture, postseismic afterslip, and their interactions is essential for understanding the heterogeneous frictional characteristics of faults, and...
Spatiotemporal dynamics of groundwater storage inferred from MT-InSAR and hydraulic head data in Anyang–Puyang Plain
Available online 30 October 2025
Groundwater overexploitation in northern Henan Province has led to significant land subsidence and aquifer degradation. This methodologically driven study proposes a physically consistent framework...
Fault model and slip distribution of the 2025 MW6.0 Chiayi earthquake in Southern Taiwan, China, constrained by InSAR observations
Available online 30 October 2025
On January 20, 2025, an MW6.0 earthquake occurred in Chiayi County, southwestern Taiwan, China. In this study, we utilize Sentinel-1 data to investigate the coseismic ground displacement and fault slip...
Geodetic slip rate and seismogenic depth of unmapped active faults in Yogyakarta, Indonesia, inferred from dense Global Navigation Satellite System campaign observation
Available online 29 October 2025
Yogyakarta was struck by a devastating MW6.3 earthquake, which intensified awareness about the seismic hazards in the region. This study investigates the kinematic slip rate and seismogenic depth of...