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Showing 19301 to 19350 of 22070 works
Contribution of Urochloa as off-season crop to mitigate the water stress and soil compaction for soybean root growth
A third crop using cover plants may be a sustainable strategy to enhance diversification in no-tillage systems and mitigate soil compaction. This study aimed to evaluate the perfo…
Evaluating Mean State Cloud Properties in the Simple Cloud-Resolving E3SM Atmosphere Model
Accurately simulating clouds remains a key challenge in global climate models, primarily because cloud formation involves sub-grid processes that are parameterized and crudely rep…
Beyond Waste: Transforming Manure into a Resource Through Integrated Systems
Intensification of U.S. livestock production, generating an estimated 1.4 billion tons per year of manure from nearly 10 billion animals, presents both a nutrient resource and an …
Imprint of minute hydrocarbon seepage on solid phase and pore water geochemistry in organic-poor subseafloor sediment
In marine environments, small hydrocarbon (HC) fluxes through organic-poor sediments are often fully degraded by microorganisms before reaching the seabed. Yet, these fluxes influ…
Statistical Study on the Lower Mesospheric and Upper Stratospheric Ozone Changes Observed by Aura MLS Satellite During …
Solar eclipse events (SEs) provide an excellent natural experiment for the response of the middle atmosphere to short-term changes in solar radiation. For this study, we quantify …
Atmospheric specifications for infrasound studies. Part 1: operational analyses
Operational analysis products issued by weather services are needed for the Comprehensive Nuclear-Test-Ban Treaty’s (CTBT) infrasound monitoring activities. They provide atmospher…
Stochastic weather generation for scenario-neutral impact assessments using simulation-based inference
Scenario-neutral and robust adaptation methods assess the vulnerability of climate-sensitive systems against a range of plausible climate conditions, independent of the socioecono…
A fast analytical model for the complete radial structure of tropical cyclone low-level wind field
• Tropical cyclone structure can be divided into three parts: inner and outer cores, and far outer region based on different dominant physics. • A fast analytical model for comple…
Quantitative Analysis of Relative Humidity Effects on Atmospheric Visibility in Chengdu, a Megacity in the Sichuan Basin
Despite substantial PM2.5 reductions since 2013, haze events remain frequent in Chengdu, a Sichuan Basin megacity with persistently high relative humidity (RH). This study first e…
Non-isothermal models in unsaturated soils for predicting soil water retention behaviors
Non-isothermal soil water retention behavior plays fundamental role in understanding moisture dynamics in the vadose zone, yet its governing mechanisms remain poorly constrained. …
A Data-Driven Explainable Framework for Diagnosing Cluster Assignments of Right-Moving Tornadic Supercell Soundings
This study demonstrates an explainable machine learning framework for explicitly selecting important environmental features that determine clusters of right-moving tornadic superc…
Deep learning models for ASCAT soil moisture retrieval: Part I - Methodologies and sub-daily analysis
Recent advances in deep learning offer new opportunities for enhancing soil moisture (SM) retrieval from satellite observations. In this study, we investigate the potential of neu…
Physics-Informed Neural Networks for Offshore Tsunami Data Assimilation
In recent years, offshore tsunami observation networks equipped with ocean bottom pressure gauges (OBPGs), such as S-net, DONET, and N-net, have been deployed around Japan, enabli…
Nonsymmetric seismic moment tensors and seismic torques: Theory and application to caldera collapse earthquakes at Kīla…
We derive a novel seismic representation theorem for nonelastic dynamics in an arbitrarily shaped 3D volume enclosed by a surface 𝑺, building on Burridge et al. (1993) and extendi…
Observational study of the lightning activity of ‘‘Relámpago del Catatumbo’’ from 2014 to 2024
The "Relámpago del Catatumbo" is a striking phenomenon that occurs over Lake Maracaibo, where the most intense lightning activity on the planet takes place. In this work, we exten…
Data-based estimates of ocean carbon uptake biased high from neglect of submonthly atmospheric pressure variability
Current estimates of the global ocean carbon sink based on measurements of CO2 fugacity are inconsistent with those obtained from global ocean biogeochemistry models. Here we inve…
Toward generative machine learning for boosting ensembles of climate simulations
Ensemble prediction is crucial for reliable estimation of uncertainty in climate predictions to inform decision making. In face of limited computing power, climate modelers need t…
New Fit for the O+-O Collision Frequency Including Fine Structure Effects
A new fit is presented for the oxygen ion-neutral collision frequency nu in . The fit explicitly depends on the neutral temperature T n , which characterizes the thermal distribut…
Simulating Aedes Mosquito Habitats for Climate-informed Dengue Forecasting
The mosquito-borne disease dengue is dependent on climate, in part because of the climate sensitivities of its Aedes mosquito vectors. These climate–dengue associations are levera…
Flood Impacts on Individual Well-Being: Insights from a Post-Event Survey Across Differently Exposed Groups in Marche R…
In Europe, current flood risk assessment practices often rely on the number of directly exposed residents as a proxy of the overall flood impact on people, thereby overlooking the…
The Energy Exascale Earth System Model version 3. Part II: Overview of the coupled system
The Energy Exascale Earth System Model version 3 (E3SMv3) represents the latest advancement in Earth system modeling developed by the U.S. Department of Energy (DOE) to address cr…
What’s Next For Snow: Insights from the NASA Terrestrial Hydrology Program Community Snow Meeting
Earth's snow cover strongly influences the climate system and represents an important resource for agricultural, industrial, and domestic water use. The last decade of snow-focuse…
A Framework for the Evaluation of Flood Inundation Predictions Over Extensive Benchmark Databases
Accurate Flood Inundation Mapping (FIM) is essential for forecasting and evaluation. Traditional pixel-based approaches can be time-intensive and error-prone. Here, we introduced …
Leveraging the Atmospheric River Framework to Categorize Top-Decile Precipitation Regimes in Colorado
This study investigated four top-decile precipitation regimes in Colorado (CO) using a k-means clustering approach. Two cool-season regimes featured northwesterly and southwesterl…
Flux Tube Properties and Interchange Instabilities in Jupiter's Middle Magnetosphere
In Jupiter's magnetosphere, the outward transport of Io-genic plasma and the planetward injection of energetic particles are facilitated by flux tube interchange motion driven by …
Multiresolution Wavelet Decomposition of Elevation Profiles Reveals Hydromorphological Complexity in the Bogotá River B…
This study presents a multiresolution wavelet decomposition applied to the elevation profile of the Bogotá River to characterize its hydromorphological complexity along distinct t…
Observations of Wave-Breaking Direction and Energy Spread
Surface waves are important for remote sensing, air-sea exchange, and underwater acoustics. The short gravity wave spectrum is azimuthally broad and bimodal. However, widely used …
Interference of Gravity Waves above the Antarctic Peninsula Studied using a Spectral Rotary Method during the SOUTHTRAC…
In the context of the SOUTHTRAC (Southern Hemisphere Transport, Dynamics, and Chemistry) campaign, carried out by a specialized aircraft in the southern Patagonia, one of the flig…
Radio Wave Propagation Revisited with Application to High-Latitude Ionospheric Scintillation
The subject of radio-wave propagation in various media, including turbulent plasmas, has for more than a century preoccupied astronomers, space plasma physicists, scientists and e…
Unraveling genetic diversity and loci conferring leaf blast resistance in East and Southern African rice germplasm
Rice blast remains a major disease, causing severe yield losses in rice-producing regions and posing a threat to global food security. Understanding genetic variation within germp…
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 decisions …
Investigating Double Peak Photocurrent Phenomena in Solar Panels of LEO Spacecrafts: Machine Learning based Albedo Mode…
We report the observation of a double-peak feature in the photocurrent generation of solar panels aboard Low Earth Orbit (LEO) spacecraft. Analyzing solar array current generation…
Subglacial discharge effects on Antarctic ice-shelf basal melt and the Southern Ocean in a global, coupled ocean–sea-ic…
Subglacial freshwater from beneath Antarctica enters the ocean at depth, enhancing ice-shelf melting and affecting Southern Ocean properties. To study these effects in an Antarcti…
Dark-Toned Halite-Enriched Veins Above the Marker Band Record a Drying Environment in Gale Crater
The Martian surface preserves evidence of a global climate transition from wetter to drier conditions, but the nature of the fluids involved in this evolution remains poorly const…
Characteristics of natural remanence records in fine-grained particles returned from asteroid Ryugu
math_shortcuts Particles collected from the asteroid Ryugu by the Hayabusa2 spacecraft offer a unique opportunity to investigate the magnetic record of the primitive solar system…
P-wave anisotropic imaging of crustal stress and fluid distribution in the southern Apennines seismogenic zone
The interaction between crustal stress and fluids affects a variety of geophysical processes, such as earthquakes. However, limitations in direct measurements make the forces tran…
A low-coverage skim-sequencing and imputation pipeline for genomic selection
Genomic selection (GS) can accelerate plant breeding gains by reducing breeding cycle times, reducing phenotyping costs, or improving selection accuracy. Genomic selection is espe…
Wheat breeding with skim-sequencing for genomic selection: a comparison of marker platforms
The promise of predictive genomics-assisted breeding relies on efficient, affordable, and abundant molecular markers. The quantity and quality of markers have greatly expanded, ye…
Synchrotron 4D X-Ray Computed Tomography of a Porous Limestone: Influence of Porosity on Deformation Mechanisms at Mult…
This study investigates the relationship between deformation mechanisms and heterogeneity of porosity of a porous carbonate rock across several scales. The Saint Maximin limestone…
Hypervelocity impacts into basalt: time-resolved experiments and mechanism-based simulation
Basaltic rocks are found on the terrestrial planets and on some asteroids. The response of basalt to hypervelocity impacts is thus relevant to understanding the history of the sol…
Defining a Suite of User-Oriented Drought Indices for Heavily Managed Water Systems: an Application to California
Droughts have significant social, economic, and environmental impacts, which are increasing in severity and global reach. Classifying drought conditions is essential for understan…
Heliospheric Turbulence: Presidential Budget Request Offers a Bleak Forecast for Space Weather Research
The presidential budget request (PBR) for fiscal year 2026 in the United States recommends a cut in NASA science funding by more than 45% and the cancellation of a dozen active mi…
Active Crustal Deformation across a Nucleating Extensional Microplate, D. R. Congo, East Africa
Active tectonic fragmentation of continents is commonly accommodated by continental-scale networks of rift basins, microplates, and nanoplates along the evolving divergent plate b…
Seismic detection based on unsupervised station-wise phase picks using deep learning
Recently, deep learning has gained much attention for seismic detection, replacing the conventional STA/LTA method based on abrupt change of amplitude. Due to the powerful represe…
The Decadal Changes of Spatial Heterogeneity of the Subtropical Westerly Jet in Boreal Summer
The subtropical westerly jet (SWJ), a fundamental element of the mid-latitude atmospheric circulation that greatly impacts global weather and climate, exhibits multiple centers wi…
Statistical analysis of storm-time $O^+$ outflows as observed from the Van Allen Probes
The outflow of low-energy O$^+$ ions into inner magnetosphere is a key contributor to the warm plasma cloak, and O+ torus, which can also contribute to storm time ring current par…
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