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Showing 17551 to 17600 of 22070 works
An assessment of uncertainty in the ECCO Global Ocean-Sea Ice State Estimate due to atmospheric forcing uncertainty
The Estimating the Circulation and Climate of the Ocean (ECCO) consortium’s ocean and sea ice state estimate is a dynamically consistent model-data synthesis, providing an invalua…
Decent Estimate of CME Arrival time from a Data-assimilated Ensemble in the Alfvén Wave Solar atmosphere Model (DECADE-…
Forecasting the arrival time of Earth-directed coronal mass ejections (CMEs) via physics-based simulations is an essential but challenging task in space weather research due to th…
Simultaneous Observation of a Localized dB/dt Event and Magnetospheric Fast Flow Burst During a Magnetotail Reconnectio…
On 20 December 2015, three THEMIS spacecrafts detected a nightside magnetotail reconnection event at about 04:36 UT. The spacecrafts (P5, P4, and P3) had their footprints located …
Crustal Structure of the Yunnan, China Region Revealed by Adjoint Inversion of Frequency-dependent Traveltimes
We conduct a high-resolution seismic tomography for the crustal P and S-wave velocities of Yunnan region in southwestern China. Waveforms recorded at 128 broadband stations from 1…
The Role of Process Heterogeneity in Statistical Modeling
Environmental models typically rely on stationarity assumptions, which are often violated by process heterogeneity. This paper explores ways to incorporate process heterogeneity i…
MMS Observations of Markov Turbulence in the Magnetosheath on Kinetic Scales
We show that the solar wind turbulence exhibits features characteristic for Markov processes. We have presented statistical analysis of magnetic field fluctuations in the Earth's …
Temperature and water vapor profile singular value decomposition scaling to improve OCO-2 XCO2 errors
NASA’s Orbiting Carbon Observatory-2 (OCO-2) has the goal of accurately measuring column-averaged dry-air mole fractions of carbon dioxide (XCO2). In order to fit the measured rad…
Multi-Scale Statistical Prediction of Precipitation over the Global Domain
We developed a data-driven prediction system for precipitation (Pr) and near-surface temperature (T2m) over the global domain by utilizing NASA’s satellite observations and the as…
Using dual-polarization lidar to improve shallow-water bathymetric retrievals
Lidar is an established bathymetric technique but separating the shallow-water surface and bottom returns remains difficult. The Montana State University Fish Lidar is a dual-pola…
Shifting Phenology as a Key Driver of Shelf Zooplankton Population Variability
The timing of biological events, known as phenology, plays a key role in shaping ecosystem dynamics, and climate change can significantly alter these timings. However, few studies…
Advanced segmentation of soil constituents in X-ray CT images using nnUNet
Segmentation of soil constituents in X-ray CT imagery is critical for advancing our understanding of soil structure dynamics, but challenges arise due to the overlapping X-ray att…
Modelling continental scale river routing at hyper-resolution using full 2D hydrodynamics
Classically, routing in Land Surface Models (LSMs) has been achieved using simple schemes with relatively coarse spatial resolution, such the 0.5-degree TRIP model and its derivat…
Short- and long-term velocity variations and strain evolution at Ischia (ITALY) : Implications for dynamics of the hydr…
In active volcanic systems, the elevated pressurization of fluids and the movement of molten materials influence the stress state and mechanical behavior of rocks, but the direct …
Embracing Open Science: The Evolution of the Department of Energy Atmospheric Radiation Measurement User Facility
The Department of Energy (DOE) Atmospheric Radiation Measurement (ARM) user facility deploys a mix of long-term fixed atmospheric observatories and short to mid-term mobile facili…
Pre-fire Vegetation Conditions and Topography Shape Burn Mosaics of Siberian Tundra Fire Scars
The fire season of 2020 in Siberia set a precedent for extreme wildfires in the Arctic tundra. Large fires burned in the carbon-rich permafrost landscape, releasing vast amounts o…
Relationship Between Equatorial Plasma Bubbles and Geomagnetic Activity Across Longitudinal sectors: The Role of Zonal …
Superposed Epoch Analysis: • Analyzes data around 286 geomagnetic disturbance events (SYM-H ⩽-50 nT). • Aligns data around a 'zero epoch' (minimum SYM-H). • Averages data across e…
Variability in Greenhouse Gas Fluxes Across a Semi-Arid Savanna Landscape in the Sahel Region
Greenhouse gas (GHG) budgets are uncertain in the Global South due to the scarcity of in-situ data. The effect of landscape variability on GHG budgets in the Sahel is particular…
Multiplexed Distributed Acoustic Sensing offshore Central Oregon
Distributed acoustic sensing (DAS) on submarine fiber-optic cables is providing new observational insights into solid Earth processes and ocean dynamics. However, the availability…
The Role of Cohesion in Turbulent Sediment Transport Processes
We present a physical and computational analysis of the flocculation of suspended cohesive particles in turbulence by one-way coupling. Our numerical method can separately conside…
Application of Correlative Chemical Imaging Techniques to Improve Paleoclimate Reconstruction Using Speleothems
Speleothems are mineral precipitates found primarily in karstic caves which are formed by infiltration of water from surficial precipitation. The most common paleoclimate proxies …
Large-scale Molecular Dynamics Simulations of Spacecraft Reentry in the Atmosphere: the case of Aluminum
The number of objects orbiting the Earth will significantly increase with the deployment of large constellations of small satellites, along with the launch infrastructure needed…
Antarctic dense water formation sensitivity to ocean surface cell thickness
Dense water formation on the Antarctic continental shelf is the main process by which Antarctic Bottom Waters form and is fundamental to the abyssal overturning circulation. Howev…
TIGRE - Mission Design, Testing, and Analysis to Study Enceladus' Subsurface Ocean
The study of icy moons is of great importance to furthering our understanding of the origins of life in the solar system due to their high liquid water content. While missions lik…
Frugal extension of Aurora foundation model for land-surface hydrology
Over the last two years, large-scale AI weather models have reached or exceeded the accuracy of numerical weather prediction for short- and medium-range forecasts. Those predictio…
Analyses of Atmospheric Turbulence Near Surface Observed by Unmanned Aerial Vehicle in the Suburban Area of Seoul Metro…
As the use of unmanned aerial vehicles (UAVs) expands, wind and turbulence observations near surface in urban areas are crucial for safe flight planning. In summer 2021, a field c…
Integrating Wind Speed into Climate-Based West Nile Virus Models: A Comparative Analysis in Two Distinct Regions
Since its introduction to North America in 1999, West Nile virus (WNV) has become the most significant mosquito-borne disease in the United States. Climatic conditions significant…
Improving Interoperability for Quaternary Informatics
Wicked problems in the geosciences cannot be solved by data from a single discipline alone. Interoperability is key to making use of the many community-curated data resources (CCD…
Interactive Effects of Salinity, Redox State, Soil Type, and Colloidal Size Fractionation on Greenhouse Gas Production …
Coastal wetlands, including freshwater systems near large lakes, rapidly bury carbon, but less is known about how they transport carbon either to marine and lake environments or t…
Radiation-circulation destabilization of ITCZ position in an idealized GCM: Response to hemispherically asymmetric forc…
An idealized aquaplanet moist general circulation model (GCM) with realistic clear-sky radiative transfer and no convective parameterization possesses multiple climate equilibria.…
YOLO-v8 for verticillium disease phenotyping for cotton breeding under complex field background condition
The soil-borne disease Verticillium wilt causes significant yield losses in cotton. Developing resistant cotton varieties is a long-term solution to manage the disease. The phytop…
SciCodes: Promoting Standards for Research Software Registries and Repositories
The SciCodes Consortium ( https://scicodes.net/ ) recognizes the need for editors and maintainers of software registries and repositories to share knowledge of best practices an…
Random forest regression using autonomous in situ ocean observations: Inferring small-scale nutrient variability during…
Small-scale ocean processes are known to modulate nutrient availability in the upper ocean, yet nutrient variability at scales of O(1) day and O(1) km has remained challenging to …
New insight on hydrological dynamic of Bayelva river (Western Svalbard-Norway) using multidisciplinary tools
Surface water and groundwater are changing rapidly because of significant climate warming in the Arctic region \cite{Fichot_2013,Morison_2012} . Arctic amplification has intensifi…
Can we Constrain Geographical Variability in the Biological Carbon Pump's Transfer Efficiency from Observations?
The biological carbon pump (BCP) transfers large amounts of carbon from the atmosphere into the ocean's interior, contributing to carbon sequestration. Studies on latitudinal vari…
Shock compression of coesite up to 950 GPa
Experimental investigations of silica under high pressure and temperature offer crucial insights into modeling of Earth and super-Earth’s interiors. Despite extensive studies on H…
Evaluation of the Performance and Utility of Global Gridded Precipitation Products for Health Applications and Impact A…
Globally gridded climate products are often used as substitutes for ground-based station data in health studies. However, each product has unique strengths and limitations that re…
Density Constrains Environmental Impacts of Fluid Abstraction in Continental Lithium Brines
The unprecedented expansion of lithium mining in continental brines is sparking concerns that mine-related brine abstraction will stress freshwater resources and harm sensitive we…
Development of a Integrated Physics Based Watershed Model for Forecasting Flows at Prado Dam, Santa Ana River
Prado Dam, located near Los Angeles California, is used to control flows for water supply and flood control in the Sana Ana River with a basin area of 6,216 km 2 . Existing operat…
Atmospheric and Oceanic Pathways Drive Separate Modes of Southern Hemisphere Climate in Simulations of Spontaneous Dans…
Dansgaard-Oeschger (DO) events are a dominant mode of millennial-scale climate variability during the last glacial period with most pronounced impacts in the North Atlantic region…
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