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Showing 19701 to 19750 of 22070 works
Quantifying seasonal deformation signals using InSAR in Baton Rouge, South Louisiana (2016-2022)
Seasonal land motion can be caused by processes above the surface or underground. These processes often are linked to natural changes in the hydrological cycle. Seasonal deformati…
Forecasting Nile Delta Shoreline Change Until 2050 Using a Shallow Neural Network
The Nile Delta is among the world’s most vulnerable coasts, facing intensified shoreline retreat from sea level rise, subsidence, sediment decline, and human interventions. Whil…
Mapping Aeolian Landforms and Uncovering Multi-Generational Wind Imprints on Mars Using Machine Learning
This study presents a large-scale mapping framework for identifying and characterizing periodic decameter aeolian landforms on Mars using CTX mosaics and machine learning. To test…
All-season analysis of extratropical and Arctic cyclones over the Northern Hemisphere oceans during 1940-2024
[1]¿p#1 Extratropical and Arctic cyclones regulate mid-to-high-latitude climate through the transport of heat, moisture, and momentum, yet their long-term behavior beyond the w…
Well posedness of the regularized-Hibler model of sea-ice dynamics
The viscous-plastic equations (VPE) of sea-ice dynamics and some of their variants are arguably the most widely used model to track the evolution of Arctic and Antarctic sea ice i…
Interacting contributions of climate and land use change to sediment yield in an agricultural geographically isolated w…
Soil loss due to erosion is a widespread problem in agricultural landscapes. However, a scarcity of long-term datasets and lack of reliable models challenge our understanding of t…
Role of Dead-End Regions and Transmitting Pores in Mixing and Reactivity in Unsaturated Porous Media
Mixing-limited reactions in unsaturated porous media are controlled by complex pore-scale processes arising from air and water phases coexistence. Decreasing water saturation incr…
Imaging 3D Printed Fracture Networks under Stress using X-Ray Computed Tomography
We present a novel experimental approach based on 3D printing and X-ray computed tomography to characterize fracture aperture distribution and evolution in 3D fracture networks un…
Subduction Driven by Mesoscale Front Evolution and Submesoscale Cyclonic Eddy Generation
Mesoscale and submesoscale features with Rossby and Richardson numbers near unity indicate a breakdown of geostrophic balance. This gives rise to ageostrophic flows that drive cir…
Local and Remote Drivers of Liquid Freshwater Export through Denmark Strait
The Arctic is a rapidly changing region, warming faster than the rest of the planet, and experiencing dramatic sea ice loss. Sea ice melt is one of the sources of Arctic Ocean fre…
Extreme Snowfall at High Elevations: A Historical Analysis of Elevation-Dependent SWE Trends in a Warming Climate
Warming temperatures are causing an uphill shift of the rain-snow transition zone, reducing snow at lower elevations. However, a warmer atmosphere can retain and transport more mo…
Linking Very Near-Earth Reconnection (VNERX) to Mid-Latitude GICs: Evidence from the 7 September 2017 Storm
Geomagnetically Induced Currents (GICs) pose a major risk to power systems, yet drivers of mid-latitude large GICs remain elusive. Using the operational GIC data from North Americ…
Leaf wax hydrogen isotopes reflect storm track position over western North America
Proxy records of past climates that reflect shifts in precipitation stable isotopes have yielded powerful insights into regional hydroclimate dynamics. Spatial networks of proxy r…
ICESat-2 land ice products resolve Greenland and Antarctic ice-sheet height changes on seasonal to multiyear time scales
NASA's ICESat-2 mission was launched in 2018 carrying a photon-counting laser altimeter, with a primary objective of measuring height changes across Earth's surface. ICESat-2 has …
Mapping Hydrological Regimes: A Matrix Profile Based Approach
Transitions between energy-limited, water-limited, and transitional evapotranspiration regimes are central to understanding land–atmosphere interactions and climate impacts. While…
Response of Potato Growth and Yield to Potassium Fertigation with a Subsurface Drip System
Water and fertilizer significantly impact potato growth and yield, necessitating an efficient field supply system. This study examined the effects of irrigation and fertigation on…
Increasing Temporal Variability of Global Tropical Cyclone Near-Storm Rainfall Under Global Warming
Tropical cyclone (TC) rainfall poses a significant threat to coastal regions, particularly in the near-storm region, where the inner core’s strongest convection occurs. Temporal v…
Using HF coastal radar transmissions as single frequency ionospheric sounders
Coastal radar system are located around the world and many happen to transmit at frequencies capable of skywave propagation via the ionosphere. Therefore, they can be detected hun…
Probabilistic Assessment of the Causes of Active Deformation in Greece, Western Anatolia, and the Balkans Using Finite …
We constrain the contribution of driving and resistive regional forces to the observed surface deformation in the Nubia-Eurasia plate boundary region. We use a viscoelastic mechan…
Coseismic Surface Rupture Probabilities from Earthquake Cycle Simulations: Influence of Fault Geometry
Earthquake surface ruptures are a significant hazard for critical infrastructure and society. Probabilistic Fault Displacement Hazard Analysis (PFDHA) tackles this hazard using em…
Tracking subsurface changes via frequency shifts in volcanic tremor spectral lines: observations from Mt Etna
Episodes of volcanic tremor provide valuable insights into the dynamics of subsurface processes at active volcanoes. Previous studies have suggested that evolving tremor propertie…
Subduction and extrusion of an Ultra-High-Pressure oceanic subduction plate interface (Lower Shear Zone, Monviso Mass…
The Lower Shear Zone (LSZ, Monviso Massif) is a block-in-matrix fossil oceanic plate interface tectonically emplaced within the Western Alpine chain. The combination of structur…
Coupled Mineral-Mechanical Changes During Plate Interface Cooling May Explain Catastrophic Subduction Initiation
Subduction initiation often begins with slow, forced convergence, switches ‘on’ catastrophically as the slab collapses into the mantle, and then evolves to steady-state, self-sust…
Using solar wind data assimilation results to drive dynamic solar wind models.
A coupled modelling framework is often used to forecast the near-Earth solar wind conditions. This consists of a coronal model for close to the Sun and a heliospheric model for pr…
Diffusive Equilibrium: Modeling Anisotropic Maxwellian and Kappa Field Line Distributions in Io's Plasma Torus Using Mu…
Modeling density distributions along Jupiter's magnetic field lines is essential for understanding the Io plasma torus, moon plasma interactions, and plasma throughout the magneto…
Developing scenario-based, near-term iterative forecasts to inform water management
Near-term, iterative ecosystem forecasts with scenarios representing alternate management decisions have high potential for providing valuable insights on how different decision…
Do CMIP6 models have Pacific Water Heat Signatures in the Canada Basin?
The Arctic Ocean’s Beaufort Gyre is experiencing rapid, anthropogenic change as evidenced by numerous observations including sea ice loss, a more stratified upper ocean, and ocean…
Examining the Effects of Parameterized Changes in the Chemical Composition of Wildfire Emissions on Forecasted Air Qual…
Climate change has led to an increase in the number and size of wildfires in western North America, and their emissions of particulate matter and reactive trace gases threaten to …
Evaluating the Performance of Regional and Global Forecasting Models for Accurate PM2.5 Prediction and Air Quality Inde…
Accurate forecasting of PM₂.₅ (particulate matter ≤ 2.5 μm) is essential for effective air quality management, particularly in urban areas like Delhi, which frequently experience …
Pleistocene Last Glacial Maximum and Holocene Thermal Maximum Transition on the Southeastern Brazilian Continental Shel…
The transition between the Pleistocene and Holocene triggered significant changes in paleoenvironmental and paleoceanographic conditions along the Brazilian continental shelf. Thi…
The Effect of Available Data on the Worth of Future Observations for Groundwater Modelling
Models for groundwater flow and solute transport are employed for many problems in research and practice, to guide decisions, and to predict quantities of interest. Following init…
Imaging magma pathway beneath Kirishima volcanoes by ambient noise tomography
This study aims to image the radially anisotropic crustal structure beneath active volcanoes using ambient noise tomography. We developed a technique to measure the phase velociti…
Coeval Holocene stalagmites record multi-centennial climate variability and drought in the northern Rocky Mountains, USA
The El Niño Southern Oscillation and Pacific Decadal Oscillation (PDO) are key drivers of cool-season precipitation variability in the western United States, including the Rocky M…
Understanding MJO Teleconnections to the Southern Hemisphere Extratropics During El Niño, La Niña, and Neutral Years
Two major tropical climate modes important for sub-seasonal to seasonal weather and climate predictability and teleconnections are the Madden-Julian Oscillation (MJO) and the El N…
QEUV vs. Other EUV Proxies: What is the Most Germane Solar EUV Proxy for Thermospheric and Space Weather Investigations?
F10.7, Mg II, and F30 are the current, standard measures of variability in solar Extreme UltraViolet (EUV) irradiance. An alternative proxy of solar variability is QEUV, which has…
Tropical wetlands are global denitrification hotspots
This study investigates the role of wetlands in the global nitrogen cycle through denitrification, applying the Wetland Soil Denitrification Model (WSDM) on a global scale across …
High Voltage DC Active Current Injection to Simulate Geomagnetically Induced Currents in New Zealand
This study investigates the effects of geomagnetically induced currents (GIC) on New Zealand’s electrical infrastructure via an intentional ground injection of direct current (DC)…
Iron fertilization of the North Pacific did not drive long-term Pliocene to Quaternary cooling
While several hypotheses exist to explain the development of large-scale perennial Northern Hemisphere ice sheets in the late Pliocene and early Pleistocene, the prevailing view i…
Agricultural drought response in temperate climates requires institutional development and coordination to support adap…
Droughts and dry periods represent a novel threat to agriculture in historically water rich, temperate regions, such as the Northeast United States. Unlike more arid regions, wate…
Near-Surface Tomography from Train Vibrations with Distributed Acoustic Sensing
Seismic tomography is a powerful tool for imaging subsurface structures, yet resolving shallow features at depths less than 100 m remains challenging due to the limited availabili…
Wind-driven surface gravity waves interacting with flow-induced turbulence
Wave-turbulence interaction is a complex multi-scale coupling process in the surface ocean that strongly influences vertical energy transport and mixing. In this work, controlled …
Controls on the growth of topographic depressions on debris-covered glaciers
Debris-covered glaciers develop complex, hummocky topography in their ablation zones, yet the processes driving the evolution of hummocky topography remain poorly understood. Thou…
Intraplate volcanism driven by slab-plume interaction: Numerical modeling and its application to the Eifel, Massif Cent…
Intraplate volcanism has long been linked with deep mantle plumes. However, recent studies showed that intraplate magmatism can originate from transition zone dynamics, where lowe…
Systematic Detection of Glacial Earthquakes in Thwaites Glacier, West Antarctica, by Regional Surface Waves
Glacial earthquakes are a class of seismic sources generated by the capsize of icebergs calved from glacier termini. Although being teleseismically observed in Greenland glaciers,…
Wakes from offshore wind farms reduce surface energy fluxes within a model of the Baltic Sea
Locating wind farms offshore generally increases the capacity for power generation relative to placement onshore, due to the stronger and more persistent winds over sea compared t…
Impact of soil piping on shallow landslide initiation: Experimental Observations
Soil piping occurs as concentrated subsurface flow leads to the removal of soil particles and the formation of subsurface voids (pipes). Soil pipes have been observed within the s…
Significant Reduction in Ethane Emissions in the Denver-Julesburg Basin From 2015 to 2021 From Oil and Natural Gas Oper…
Top-down studies of methane (CH4) emissions often use the average ethane-to-methane (C2/C1) ratio of wellhead gas in a basin for source attribution between thermogenic and biogeni…
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