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Showing 17751 to 17800 of 22070 works
First principles understanding of single domain magnetizations -Part I: The Single Domain Comprehensive Calculator (SDC…
The behavior of uniaxial single domain magnetite particles in rock and paleomagnetic experiments was first described in the 1940s by Néel and Stoner and Wohlfarth. Since this time…
Integrating Bottom-Up Process-Based Constraints with Top-Down Energetic Constraints of Future Warming
The quantification of aerosol-induced radiative forcing remains a significant challenge in climate modeling, primarily due to the complex interplay of aerosol and clouds in a warm…
The Hawaii Dust Regime: Patterns and Variability in Aerosol Mineral Dust from MERRA-2 at Station ALOHA and the Hawaii A…
The transport and delivery of low-abundance, bioactive trace elements to the surface ocean by aerosol mineral dust is a major planetary control over marine primary production and …
Near-real-time Flood Mapping System Using Multi-source SAR images: Adaptive Initialization Enhances Detection in Snow a…
Existing near-real-time (NRT) SAR-based flood mapping systems are typically designed for individual SAR sensors and often face challenges in achieving reliable flood extent deline…
PINN-SM: A Physics-Informed Neural Networks Model for Vadose Zone Soil Moisture Profile Prediction
Accurate prediction and monitoring of vadose zone soil water content (VZSWC) is important yet challenging for sustainable water resources management. While machine learning algori…
AGU_poster_OD
Abrupt reconfiguration (reconnection) of solar magentic fields is leading to active phenomena (flares and CMEs) which are efficient particle accelerators. These particles populati…
Estimation of Soil Thermal Conductivity Profiles Using the Passive Equilibration of a Temperature Probe
Knowledge of soil thermal conductivity is critical for understanding geophysical and biogeochemical processes in the subsurface. This study describes and evaluates a new measureme…
Spatial and temporal shifts in dissolved organic matter composition across a burned stream network
Increasing wildfire activity can impact the global carbon cycle, aquatic ecosystem health, and drinking water treatment through alterations in aquatic dissolved organic matter (DO…
Validation of SWOT HR PIXC 2.0 based water levels on Danish lakes
Satellite altimetry has successfully monitored inland waters for more than 30 years and is increasingly important as the demand for freshwater grows and climate change accelerates…
Drifting Along: A Global Validation of Climatologies of Numerical Dispersal over the Continental Shelf using Trajectori…
The distance over which planktonic larvae are dispersed and the variability within that dispersal distance are important for understanding gene flow and persistence of species wit…
Sediment thickness of the contiguous United States from seismic receiver functions
Sediment thickness is a crucial measure for many seismic studies. The slow velocities associated with thick sedimentary sequences can be problematic when inverting for tomographic…
The Solar Cycle as a Test Case of the Effect of Stellar Cycles on Rocky Planets
The input of stellar spectral radiation into a General Circulation Model (GCM) influences the planetary energy balance and photochemistry. While previous studies have looked at t…
Extreme ionospheric uplift and a remarkable negative storm phase during the 10-11 May 2024 geomagnetic superstorm
On 10 May 2024, a powerful coronal mass ejection arrived at Earth at 17:05UT and caused a major geomagnetic storm. With the minimum SYM-H excursion of-497 nT (5-min data), this st…
JADE: Developing AI-based models to create optimized adaptive investment policies that balance environmental justice an…
This paper explores the development of an AI-based model designed to create adaptive investment policies that balance environmental justice and economic growth. The model simulate…
Do Low Cost Weather Stations Complement Large Scale Numerical Weather Prediction Models?
Previous assessments of Numerical Weather Prediction (NWP) systems have shown that reanalysis data sets exhibit consistency with the observed climate but tend to be biased, especi…
Modelling the Cooking of Souvla
Souvla, which can be summed up as a chunkier version of the Greek souvlaki, is widely considered to be Cyprus' national dish. Large chunks of lamb or pork meat are pierced with a …
Geochemical and geophysical controls on hydrothermal fluxes on habitable worlds
Observations of the interactions between hydrothermal fluids, rocks, and planetary atmospheres demonstrate that hydrothermal systems strongly contribute to planetary habitability.…
Innovative Approaches to STEM Education: Geoscience Literacy and Workforce Development
The GEO SERVICE program, supported by the NSF GEOPAths STEM Education Grant, aims to inspire and prepare the next generation of geoscientists through immersive, community-focused …
Monitoring and Modeling the Soil-Plant System Towards Understanding Soil Health
The soil health assessment has evolved from focusing primarily on agricultural productivity to an integrated evaluation of soil biota and biotic processes that impact soil propert…
Seismic Speckle Noise: Recognizing Scattering Noise Caused by Near-Surface Heterogeneities
Monitoring changes in the subsurface associated with hydrocarbon production, geothermal energy extraction, or carbon dioxide sequestration relies on the ability to detect subtle c…
Bridging Paleoseismic and Geodetic Observations for the AD 1700 Cascadia Earthquake with an Earthquake Cycle Model
The last great megathrust earthquake in the Cascadia subduction zone occurred in AD 1700, predating instrumental records. While modern geodetic techniques capture ongoing intersei…
The Structure of Crust and Mantle Beneath Western Pacific and Adjacent Regions from Seismic Full-Waveform Inversion
A comprehensive full-waveform inversion model of the crust and mantle covering nearly the entire tectonic domain of the western Pacific (FWP24) is developed by the using optimized…
Identification and classification of cold air outbreaks in East Asia and possible stratospheric harbingers
Cold air outbreaks (CAOs) enormously influence agriculture, environment, industry, and other socio-economic activities in East Asia. This study objectively identifies and categori…
Urban vegetation effects on different urban forms to mitigate heat stress, thermal comfort and vulnerability: case of P…
Satellite surface temperatures of São Paulo city show heat islands and coolness islands due urban form. Some planned neighborhoods have street trees, green areas, appropriate urba…
DL4GAM: a multi-modal Deep Learning-based framework for Glacier Area Monitoring, trained and validated on the European …
Glaciers play a critical role in our society, impacting everything from our access to clean water to the tourism industry. Their accelerated melt represents a key indicator of the…
A Bayesian Neural Network approach to study Dissolved Oxygen in Southern Ocean water masses
Oxygen plays a critical role in the health of marine ecosystems. As oceanic O2 concentration decreases to hypoxic levels, marine organisms’ habitability decreases rapidly. However…
Assessing the Effectiveness of Ocean Iron Fertilization for the Carbon-Uptake Efficacy
Rapidly increasing carbon dioxide emissions over the past decades and the possibility of further increases in coming decades has motivated global efforts to remove and sequester c…
Increased Streamflow Intermittence in Europe due to Climate Change Projected by Combining Global Hydrological Modeling …
Freshwater biodiversity and ecosystem services are under stress as climate change alters streamflow intermittence. Some historically perennial rivers are now drying in most years,…
Deep tectonic movement beneath the Northeastern Tibetan Plateau based on InSAR and GRACE
Active tectonic movements and surface deformation are observed in the eastern Tibetan Plateau. Understanding changes in crustal thickness and the deep Moho interface is crucial fo…
Using machine learning to understand the drivers of climate-driven changes in phytoplankton biomass: Lessons from a com…
Phytoplankton carbon biomass represents a critical indicator for marine ecosystem function. Here, we examine changes in surface PHYC (PHYCOS) within a suite of Earth System Models…
Potential impacts of climate interventions on marine ecosystems
Rising global temperatures pose significant risks to marine ecosystems, biodiversity and fisheries. Recent comprehensive assessments suggest that large-scale mitigation efforts to…
Field-Test Design for Geophysical Monitoring of Hydrogen Injection in Water-Bearing Layer
Hydrogen storage in porous media shows promise if we can effectively understand and manage its behavior. Unlike CO2, hydrogen is highly mobile, may react in situ with rocks and fl…
IDENTIFYING SUBSEASONAL FORECASTS OF OPPORTUNITY FOR WINTERTIME SURFACE TEMPERATURE EXTREMES THROUGH ML APPLICATIONS OF…
Skillful subseasonal-to-seasonal (S2S) forecasts rely heavily on windows of opportunity, often afforded by teleconnected sources of variability throughout the Earth system. Due to…
Global Comparative Basin Hypsometric Analysis of Earth and Mars: Implications for Early Mars Climate
While there is a consensus that water played at least some role in the formation of various Martian landforms, including valley networks (VNs), the specific mechanisms and clima…
Dam Breach Analysis Using HEC-RAS: A Case Study of Naumure Dam, Nepal
This study aimed to evaluate the potential dam breach scenario of the proposed Naumure Dam using the HEC-RAS model. Hydrological and meteorological data from the study area were u…
Seasonal Variability and Nonlinear Interactions of Near-Inertial Waves and Internal Tides Near the Xisha Islands
Based on over 8 years of moored observation data near the Xisha Islands in the South China Sea (SCS), this study investigated the seasonal variability and vertical distribution of…
Interaction of Ocean Currents and Seamounts: Role of Bottom Topography Around Atlantis II
This work investigates through a modeling exercise the interaction of a strong, varying current with a seamount, focusing on the North Atlantic Current (NAC) and Atlantis II, one …
Deep Long Period earthquakes beneath volcanoes of the French Massif Central
The recent installation of new broadband seismic stations in the French Massif Central (FMC) has resulted in the detection of a few ”deep” earthquakes located near the crust-mantl…
Revisiting Machine Learning Approaches for Short- and Longwave Radiation Inference in Weather and Climate Models
This paper explores machine learning (ML) parameterizations for radiative transfer in the ICOsahedral Nonhydrostatic weather and climate model (ICON) and investigates the achieved…
A Global Stocktake on Electricity Access and Gaps from NASA Black Marble Nighttime Lights
Electricity is a basic human necessity. We are highly reliant on continuous access to electricity for our health, well-being, and it remains essential for critical infrastructure,…
Intrinsic predictability from the Troposphere to the Mesosphere/ lower Thermosphere (MLT)
The atmosphere’s flow becomes unpredictable beyond a certain time due to the inherent growth of small initial-state errors. While much research has focused on tropospheric predict…
Fault kinematics of the 2019-2024 Puerto Rico earthquake sequence: Conjugate faulting within a zone of oblique subducti…
Finite fault models using satellite radar interferometry data indicate that the Mw 6.4 Puerto Rico earthquake occurred on a N-dipping fault. Focal mechanism solutions of aftershoc…
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