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Showing 1401 to 1450 of 59105 works
The Coastal Sea-Level Response to Wind Stress in the Middle Atlantic Bight
Analysis of forty years of tide gauge data and reanalysis wind stresses from the Middle Atlantic Bight indicate that along-shelf wind stresses are a dominant driver of coastal dyn…
Sediment oxygen uptake and hypoxia: a simple mass-balance model for estuaries and coastal oceans
Hypoxia is increasing in coastal oceans. This is because eutrophication has increased oxygen consumption, while less oxygen is replenished to the bottom under stronger stratificat…
Probing a planet from the subsurface to the atmosphere with infrasound data
The analysis of infrasound waves has a significant potential for retrieving a range of geophysical parameters across various scales, such as atmospheric structures, characteristic…
A novel surface-based approach to represent aquifer heterogeneity in sedimentary formations
Sedimentary formations that compose most aquifers are difficult to model as a result of the nature of their deposition. Their formation generally involves multiple processes (allu…
Thermochemical structure of the Superior craton and environs: Implications for the evolution and preservation of craton…
The Archean Superior craton was formed by the assemblage of continental and oceanic terranes at ∼2.6 Ga. The craton is surrounded by multiple Proterozoic mobile belts, including t…
Enhancing Multi-View 3D Reconstruction of Plant Roots using Super-Resolution and 3D Gaussian Splatting
Quantifying 3D phenotypic traits for plant shoots and roots is essential to monitor and evaluate plant growth and development. Multi-view stereo (MVS) is a low-cost and widely use…
Leveraging Machine Learning Approaches to Predict Organic Carbon Abundance in Mars-Analog Hypersaline Lake Sediments
Modern advancements in laboratory and instrumental techniques in astrobiology have improved our life detection capabilities on both Earth and beyond. These advancements have also …
An empirical analysis of factors influencing underrepresented geoscientists' decisions to accept or decline faculty job…
There is a lack of diversity amongst geoscience faculty. Therefore, many geoscience departments are taking steps to recruit and retain faculty from underrepresented groups. Here, …
Marine Strontium Isotope Evolution at the Triassic-Jurassic Transition Links Transient Changes in Continental Weatherin…
The end-Triassic extinction (ETE) is one of the most severe biotic crises in the Phanerozoic. This event was synchronous with volcanism of the Central Atlantic Magmatic Province (…
Beyond Traditional Drought Perspectives: Quantifying Environmental Droughts Using Heuristic Method amidst Climate Change
An attempt has been made to quantitatively analyze different degrees of environmental drought events, given the limited scientific understanding of environmental droughts, which…
Variation of molecular ions in the inner magnetosphere observed by the Arase satellite
We analyzed time-of-flight (TOF) data from the Arase satellite to investigate temporal variations of O2+, NO+, and N2+ at 19.2 keV/q in the inner magnetosphere for 6.5 years from …
Drivers of water storage changes in the Yangtze River Basin during 2002-2022
The Yangtze River Basin (YRB), home to around 400 million people, boasts of abundant water resources and significant spatial heterogeneity. Revealing the driving factors of water …
The complex 4D multi-segmented rupture of the 2014 Mw 6.2 Northern Nagano Earthquake revealed by high-precision aftersh…
Neglecting fault segmentation in hazard assessments leads to underestimated potential hazard. Moreover, integrating the temporal evolution of fault segments activations in hazard …
Stable Middle Miocene seawater isotopes in the eastern North Atlantic Ocean
The Middle Miocene is characterized by a long-term increase in the oxygen isotopes of benthic foraminifera (δ 18 O benthic ). However, it is unclear to what extent this increase r…
Plasma Structure Decay Rates in the Equatorial Ionosphere are Strongly Coupled by Turbulence
Equatorial plasma irregularities in the ionospheric F-region proliferate after sunset, causing the most apparent radio scintillation “hot-spot” in geospace. These irregularities a…
Modeling subduction with extremely fast trench retreat
The Tonga-Kermadec subduction zone exhibits the fastest observed trench retreat (up to 16 cm/yr) and convergence rate (up to 23 cm/yr) near its northern end. However, it exhibits …
Ionosphere characterization using GPS P3 method by measuring ionospheric delay in Southeast of Brazil and considering g…
Ionospheric refraction introduces significant delay and fading in the electromagnetic signals. This makes the ionosphere the most harmful layer of the Earth’s atmosphere to the el…
Link between crustal thickness and Moho transition zone at 9oN East Pacific Rise
Oceanic crust at fast-spreading ridges is formed by melt percolating through the Mohorovičić Transition Zone (MTZ), the boundary between crust and mantle. However, the relationshi…
An All-in-One Rapid Prediction of Ground Motion Intensity Measures Hybrid Network for Multi-Task in The North-South Sei…
The north-south seismic belt of China poses a high risk of earthquakes, necessitating the need for accurate and rapid prediction of intensity measures (IMs) to prevent and mitigat…
Low-cost High-Speed Photogrammetry for Measuring Dynamic Flow Deposits
We introduce a novel, cost-effective photogrammetry-based method designed for measuring rapidly evolving three-dimensional surface topography in particle-fluid flow experiments. T…
Deciphering the significant role of biological ice nucleators in precipitation at the organic molecular level
Biological particles, as a fraction of organic particles, potentially play a crucial role in ice nucleation processes. However, the contributions and relationships of biological c…
Enhancing the ETAS model: incorporating rate-dependent incompleteness, constructing a representative dataset, and reduc…
The development of reliable operational earthquake forecasts is dependent upon managing uncertainty and bias in the parameter estimations obtained from models like the Epidemic-Ty…
Reconciling Surface Deflections From Simulations of Global Mantle Convection
The modern state of the mantle and its evolution on geological timescales is of widespread importance for the Earth sciences. For instance, it is generally agreed that mantle flow…
Role of Clouds in the Urban Heat Island and Extreme Heat: Houston-Galveston metropolitan area case.
The study and simulation of the Urban Heat Island (UHI) and Heat Index (HI) effects in the Houston-Galveston metropolitan area demand special attention, particularly in considerin…
Developing Hydraulic Conductivity Distributions for Use in Hydrologic Modeling
We present a methodology that uses pilot and anchor points with probability distributions for saturated hydraulic conductivity in a groundwater contaminant transport model. This a…
From labquakes to megathrusts: Scaling deep learning based pickers over 15 orders of magnitude
The application of machine learning techniques in seismology has greatly advanced seismological analysis, especially for earthquake detection and seismic phase picking. However, m…
A study on the predawn ionospheric heating effect and its main controlling factors
We proposed for the first time that the angle between the projection of the magnetic field line and the sunrise line (AMFS) is a crucial factor controlling predawn heating. Then, …
Barchan-barchan repulsion investigated at the grain scale
Barchans are dunes of crescent shape found on Earth, Mars and other celestial bodies. Among the different types of barchan-barchan interaction, there is one, known as chasing, in …
AGU_ComplexCitation_IN43A-06
Within the climate modeling community, the complex citation issue has been discussed for a decade in the context of research traceability and data citation/data impact. The tracea…
Streamflow monitoring at high temporal resolution based on non-contact instruments in a river prone to bathymetric shif…
This study presents a reliable methodology for monitoring streamflow in a dynamic river of the Alps prone to bathymetric changes using non-contact instruments. The method relies o…
A Survey of Venus' Windblown Ejecta Deposits Reveals Recent Resurfacing and is Compatible with True Polar Wander
Venus’s thick atmosphere rotates in the same direction as the solid body, but ~60 times faster. This atmospheric superrotation has produced dozens of windblown ejecta deposits (“p…
Predicting morphological changes along a macrotidal coastline Using a Two-Stage Machine Learning Model
Within the context of climate change, understanding and predicting coastal change is of the foremost importance to protect coastal communities and coastal assets. This study analy…
Detailed 3D structures of the western edge of the Pacific Large Low Velocity Provi
Large Low Velocity Provinces (LLVPs) are situated oppositely in the lowermost mantle beneath the Pacific Ocean and Africa. Deciphering the detailed seismic structures at the edge …
Pressure dependence of permeability in cracked rocks: experimental evidence of non-linear pore-pressure gradients from …
Understanding the coupling between rock permeability, pore pressure, and fluid flow is crucial, as fluids play an important role in the Earth’s crustal dynamics. We measured th…
Fluid flow and heat transfer through a vertical cylindrical collapsible tube in presence of magnetic field and an obsta…
Fluid flow coupled with heat transfer through a vertical cylindrical Collapsible tube in the presence of a magnetic field and an obstacle has been investigated. The governing equa…
Gaussian process regression-based Bayesian optimisation (G-BO) of model parameters - a WRF model case study of southeas…
In Numerical Weather Prediction (NWP) models, such as the Weather Research and Forecasting (WRF) model, parameter uncertainty in physics parameterization schemes significantly imp…
Climate change increases energy demand and cost in Texas
This study focuses on the ERCOT electricity market in Texas and demonstrates how climate change is already driving large increases in electricity demand and total electricity cost…
Volumetric reconstruction of ionospheric electric currents from tri-static incoherent scatter radar measurements
We present a new technique for the upcoming tri-static incoherent scatter radar system EISCAT 3D (E3D) to perform a volumetric reconstruction of the 3D ionospheric electric curren…
Seismic wavefield change preceding the eruption of Shinmoe-dake, Kirishima volcano, Japan, inferred from polarization a…
A volcanic tremor is a seismic event linked to volcanic processes, identified by ongoing ground shaking. While there are different theories regarding the mechanism of volcanic tre…
Numerical and observational study of Sn-to-Lg conversion due to crustal-thickening: implications for identification of …
We study Sn-to-Lg conversion at regional distances due to significant crustal thickening, particularly in the context of using Sn and Lg amplitude ratios (Sn/Lg) to identify conti…
Testing paleomagnetic directional distributions against field models for the averaging of secular variation and correct…
This paper addresses one of the critical questions of scientific inquiry: How do we know when a given data set is representative of the phenomenon being examined? For paleomagneti…
A Physics-Enhanced Neural Network for Estimating Longitudinal Dispersion Coefficient and Average Solute Transport Veloc…
Dispersion coefficients and the average solute transport velocity are pivotal for groundwater solute transport modeling. Accurately and efficiently determining these parameters is…
Sediment source partitioning and budgeting over historical timescales in a glacierized, mountain catchment
Managing and living with geohazards is especially challenging in mountain landscapes. Informed management relies on an understanding of catchment-scale sediment dynamics and syste…
Harnessing Information from Shortwave Infrared Reflectance Bands to Enhance Satellite-Based Estimates of Gross Primary …
Monitoring Gross Primary Productivity (GPP), the rate at which ecosystems fix atmospheric carbon dioxide, is crucial for understanding global carbon cycling. Remote sensing offers…
Spatial Cluster of Air Pollutants and its Association with Health Disparities: A County-level Ecological Study across t…
Background: The study aimed to determine latent patterns of geographical distribution of health-related air pollutants across the USA, and to evaluate real-world cumulative effect…
The Interaction Between Climate Forcing and Feedbacks
A Perturbed Parameter Ensemble (PPE) with the Community Atmosphere Model version 6 (CAM6) is used to better understand the sensitivity of simulated clouds to both aerosol forcing …
A quantitative comparison and validation of finite-fault models: The 2011 Tohoku-Oki earthquake
Large earthquakes rupture faults over hundreds of kilometers within minutes. Finite-fault models image these processes and provide observational constraints for understanding eart…
6. REINVENTING THE MOSQUE ARCHITECTURE IN THE INDIAN CONTEXT
According to the traditional definition, a mosque is just a place of prayer for Muslims, but that is not the intention. It should have served as a complex, social, and cultural st…
Comparative Analysis of TEC Prediction Models During Geomagnetic Storm and Quiet Conditions Using Diffusion, Transforme…
Total Electron Content (TEC) of the ionosphere under fluctuating geomagnetic conditions plays a pivotal role in space-based communication and navigation systems. Periods of geomag…
Flat slab-induced hydration weakening and destruction of the North China Craton
In this study, we develop two dimensional (2-D) box models to identify the most viable reasons for the destruction of the North China Craton (NCC). We examine the role of flat sla…
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