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Improving the Accuracy of Local Gravimetric Geoid Modelling Using Simulated Terrestrial Gravity Data
Geodetic observations in any country or region require a precise local geoid model. Hence, this study has improved the geoid modelling using...
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Unravelling the dynamics and causes of land subsidence in the National Capital Territory of Delhi, India, by spaceborne and in situ observations
This paper identified severe groundwater depletion and land subsidence in parts of the National Capital Territory of Delhi (NCT Delhi), India, by...
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Characterization and stabilization of the downward continuation problem for airborne gravity data
In this study, we compare six commonly used methods for the downward continuation of airborne gravity data. We consider exact and noisy simulated...
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Single station bias calculation using data from calibrated GNSS station for various baseline distances
Precise ionospheric TEC can be derived from dual-frequency GNSS carrier phase leveled pseudorange measurements. However, differential code biases...
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High-resolution regional gravity field modeling in data-challenging regions for the realization of geopotential-based height systems
AbstractModern height systems are based on the combination of satellite positioning and gravity field models of high resolution. However, in many...
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Validation of Space-Wise GOCE Gravitational Gradient Grids Using the Spectral Combination Method and GNSS/Levelling Data
The launch of gravity-dedicated satellite missions at the beginning of the new millennium led to an accuracy improvement of global Earth gravity...
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Regional Gravity Model of Greece Based on Satellite, Marine and Terrestrial Data
Greece is a country structured by land, several islands and sea. A regional gravity model of such a country demands the involvement of several types...
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Simulation of present and future land subsidence in the Rafsanjan plain, Iran, due to groundwater overexploitation using numerical modeling and InSAR data analysis
In the Rafsanjan plain, Iran, the excessive use of groundwater for pistachio irrigation since the 1960s has led to a severe water level decline as...
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Analysis of Spatiotemporal Land Subsidence Patterns of Suzhou City, China, over the Past 15 years Based on Multisource SAR Data
The effect of land subsidence causes geo-hazards to the natural environment and the infrastructure in Suzhou city, the most economically developed...
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Space-time evolution of Longmenshan fault coupling and moment deficit inverted by multi-source geodetic data
The fault coupling and rate of seismic moment deficit are important parameters to judge future quakes in the fault. The stain energy of a Mw 7.0...
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Monitoring Land Subsidence in North-central Henan Plain using the SBAS-InSAR Method with Sentinel-1 Imagery Data
As impacted by long-term underground resource exploitation and urban shallow space construction and expansion, land subsidence has turned out to be a...
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A new method for OBS relocation using direct water-wave arrival times from a shooting line and accurate bathymetric data
Relocation of the ocean-bottom seismometer (OBS) is a basic step for subsequent inversion of stratigraphic structure. Obtaining sufficient and...
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Variance–covariance analysis of two high-resolution regional least-squares quasi-geoid models
This paper investigates the full variance–covariance (VC) matrix of two high-resolution regional quasi-geoid models, utilizing a spherical radial...
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Uncertainties in Digital Elevation Models from Global Advanced Land Observing Satellite (ALOS) digital topography data in the Indian subcontinent
The study of the Earth's topographic surface using digital topography is an important component of many problems in the Earth Sciences. The 30-m...
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Geoid model determination for the Hellenic area “Hellas Geoid 2023”
The latest geoid model "HELLAS GEOID 2023" (HG2023) derived by the Hellenic Military Geographical Service is the most comprehensive model for the...
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Estimating vertical movement of the Earth’s crust in Lithuania using different methods
The levelling network is arranged in separate lines that together form levelling polygons. When determining the vertical movements of the Earth’s...
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Potential vulnerability impact of coastal inundation over Kelantan coast due to sea level rise based on satellite altimetry, GPS and LiDAR data
Global sea level is expected to rise consistently in the future, causing severe damage to the coastal areas and threatening nearby populations....
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Revisiting the determination of Mount Olympus Height (Greece)
The present study deals with the determination of Mount Olympus summit (Mytikas), exploiting modern observations such as Global Navigation Satellite...
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Combined volcano-tectonic processes for the drowning of the Roman western coastal settlements at Campi Flegrei (southern Italy)
The active Campi Flegrei caldera in southern Italy has a remarkably long history of coexistence between volcanism and human settlements, and it is...
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