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Showing 17801 to 17850 of 22070 works
Subseasonal Prediction Skill of Winter Quasi-Stationary Waves in the Northern Hemisphere
Quasi-stationary Rossby waves (QSWs) modulate persistent (lasting days to weeks) atmospheric ridges and troughs, and can lead to extreme weather events, particularly in the midlat…
Quantifying Spatial and Temporal Extents of Plasmaspheric Hiss Through Modeling of POES/MetOp Electron Observations
We present a novel method to quantify the event-specific spatial evolution of plasmaspheric hiss wave power using the Drift-Diffusion model. Constrained by POES/MetOp data, the mo…
Unusual Drainages of the Americas
While most rivers and lakes follow predictable principles of hydrology and geology, a few seem to defy the rules. Some rivers diverge rather than converge; some rivers flow two …
Cold and Hot Electron Populations Observed by Juno-JADE in the Jovian Magnetodisc
Despite their importance to a variety of plasma processes in Jupiter’s magnetosphere, properties of the thermal and suprathermal electrons have been sparsely reported in past lite…
A novel model for forecasting geomagnetic indices using machine learning
Widely used geomagnetic activity indices like Kp or Dst, derived from the combined data from several observatories distributed worldwide, are crucial to forecasting since solar-dr…
Geodetic Strain Rates and Seismicity Rates along the Apennines (Italy)
• Background seismicity rates correlate with geodetic strain rates computed from GNSS velocities in the Apennines • The strain-seismicity relationship is strongly influenced by ho…
Deriving the Coronal Separatrix-web with the WSA Model
We describe a new capability of the Wang-Sheeley-Arge (WSA) model to routinely derive the coronal separatrix web (S-web) as a standard data product. We use one Carrington rotation…
Temperature-based Diagnosis of the Gulf Stream Path Overestimates a Northward Shift in a Warming Ocean
Changes in the Gulf Stream path are often seen as climate change indicators, with recent shifts driving rapid ecosystem alterations in the northwest Atlantic Ocean. Identifying th…
EMULATION OF A NUMERICAL URBAN MODEL TO CREATE HIGH-RESOLUTION NEAR SURFACE AIR TEMPERATURE OVER EUROPEAN CITIES
Sub-kilometer climate data over a limited amount of cities are currently available or being produced by numerical models. Using numerical models to resolve processes at such a fin…
Determining Emission Characteristics and Fuel Consumption of High-Emitting Intra-City Buses
Intra-city buses are crucial for urban transportation, providing essential mobility services. However, in India, the public sector's total bus fleet expanded from 1.89 million uni…
Exploring Controls on Rainfall-Runoff Events: 3. The Effects of Space-Time Dynamics of Precipitation on the Shape and T…
To decipher the effects of space-time dynamics of precipitation on the resulting streamflow hydrographs, we herein analyze the controls of timing and shape of the 93,862 hourly st…
Ocean Chlorophyll Feedback in a Coupled Ocean-Atmosphere Model for the Mediterranean and Black Seas
Ocean water clarity, influenced by marine chlorophyll concentration, significantly alters the distribution of shortwave radiation in the water column. This work aims to assess the…
Variability in microbial iron acquisition through the siderophore uptake pathway in the mesopelagic of the North Pacifi…
Siderophores, small ferric iron (Fe)-binding metabolites, are biomarkers of microbial Fe-stress. Here we report the results from two experiments profiling the distribution of 57Fe…
Over-water low-energy neutron observations for intensity corrections across cosmic-ray soil moisture sensor networks
Most studies using cosmic-ray neutron sensors (CRNS) for soil moisture estimation use high-energy neutron monitor observations to correct for changes in incoming neutron intensity…
Widespread Ediacaran-Ordovician Leaky Transform Faults in the Midcontinent, USA: Evidence, Impact, and Tectonic Mechani…
We investigate the NW-SE basement trends of the U.S. Midcontinent, often cited as Proterozoic in age. From a reduced-to-pole magnetic anomaly map, we map basement lineaments over …
Managed Aquifer Recharge: Physical and Social Considerations for Siting
Arizona State University, Earth Genome, and USACE' Engineer Research and Development Center has been working together under a Network for Engineering With Nature project to develo…
Near-Automated Estimate of City Nitrogen Oxides Emissions Applied to South and Southeast Asia
Cities in South and Southeast Asia are developing rapidly without routine, up-to-date knowledge of air pollutant precursor emissions. This data deficit can potentially be addresse…
Global ocean ventilation: a comparison between a general circulation model and data-constrained inverse models
Ocean ventilation, or the transfer of tracers from the surface boundary layer into the ocean interior, is a critical process in biogeochemical cycles and the climate system. Here,…
Modernizing the Gridded Surface Subsurface Hydrologic Analysis Model
The Gridded Surface Subsurface Hydrologic Analysis (GSSHA) model is an integrated system of physics-based hydrologic process models. This approach of using a system of physics-bas…
Meltwater release from the Fennoscandian Ice Sheet and potential links with Heinrich Stadial 1 during the last deglacia…
The Baltic Sea-Skagerrak region exhibits strong coupling with North Atlantic climate over recent glacial-interglacial cycles. However, a lack of long, continuous, high-resolution …
BGC-Argo floats reveal nitrite and thiosulfate dynamics in the oceans with high spatiotemporal resolution
Marine oxygen deficient zones (ODZs) play a major role in the Earth’s biogeochemical cycles and are responsible for nitrogen and sulfur removal from the oceans. Microbial-reducing…
Numerical Analysis of the Dynamics of a Wave Energy Hotspot in Southwest France
Belharra is a wave energy hotspot located on the French Basque coast. Here, unusually large waves occasionally break over a 15-meter deep seamount, producing world-class condition…
FraCSPy: An Open-Source Python Framework for Conventional Microseismic Processing
Microseismic monitoring is a valuable geophysical tool, providing vital insights into subsurface dynamics through passive measurements. Its main objective is to detect, locate, an…
AGU24 - GC11K-0078A: A comprehensive network analysis of people working in fire monitoring in Canada
There is a growing call to increase collaboration, inclusion, and engagement with end-users in applications such as remote sensing, Earth observation, artificial intelligence, and…
Does “Climate Change ” Even Matter? The Shape of Culture in Water Resources Policy in Texas
Climate change is expected to deeply affect the water resources of Texas; however, climate change is not recognized at the state-level as a concern. Without recognition, state res…
Large scale Traveling Ionospheric Disturbances climatology over Europe for the period 2014-2023
This study analyzes the climatology of Large Scale Traveling Ionospheric Disturbances (LSTIDs) over Europe from 2014 to 2023 using the HF-Interferometry method (HF-INT), which pro…
Skillful predictions of annual weather type frequencies in the extratropics with the EC-Earth3 decadal forecasting syst…
We explore the skill of the fully initialized decadal forecasting system EC-Earth3 in re-forecasting annual frequencies of recurrent, regional-scale atmospheric circulation types …
The influence of subglacial water laden sediments on ice shelf basal melting
The grounding zone, where glaciers transition to floating ice shelves, is a key region of influence on ice sheet mass loss but is incredibly poorly understood. While tides and sub…
Uncovering the Secrets Beneath Giant Sequoias using Seismic Refraction Tomography Coupled with Advanced Seismic First A…
Giant sequoia trees (sequoiadendron giganteum) are the world's largest single-stemmed tree and an iconic species in the Sierra Nevada mountains. Giant sequoias require large volum…
Exposing Process-Level Biases in a Global Cloud Permitting Model with ARM Observations
The emergence of global convective-permitting models (GCPMs) represents a significant advancement in climate modeling, offering improved representation of deep convection and comp…
Methanethiol abundance and oxidation in a Polluted Marine Atmosphere
Biological activity in the surface ocean leads to emissions of methanethiol (MeSH) and dimethyl sulfide (DMS). Measurements of MeSH in the marine atmosphere are sparse and the imp…
Assessing the accuracy of SWOT measurements of water bodies in Australia
The Surface Water and Ocean Topography (SWOT) mission provides an unparalleled observation system for monitoring global surface water resources. We compared different SWOT level-2…
Observation of Forbush decreases and GLE-74 recorded during ground-level neutron monitoring survey from various sites a…
Ground-level neutron monitors (NMs) are essential tools for monitoring space weather events, including the detection and alerting of ground-level enhancement (GLE) events. This st…
Seismic Source Mechanism of the Tsunami near the Sofugan Volcano on October 8, 2023
On October 8, 2023, between 18:50 and 22:00, a cluster of earthquakes occurred near Torishima Island, and a tsunami advisory was issued for the surrounding areas. Previous studies…
The response of marginal snowpacks to climate warming
Marginal snowpacks are a critical part of the hydrology and ecology of temperate mountain regions. However, their sensitivity to temperature increase is uncertain due to their phe…
Seasonal sea-ice and eddy variability around the Antarctic margin
Ocean eddies are crucial around the Antarctic margin and there is evidence that they facilitate cross-slope flow of warm water, potentially contributing to ice shelf melt and acce…
GEO SERVICE: Engaging 8th-12th Grade and Undergraduate Students in Geoscience through Community-Focused Service-Learnin…
The Geosciences Students Excelling in Real, Vital Investigations with Community Engagement (GEO SERVICE) program at the University of Louisiana at Lafayette aims to increase aware…
The GFDL-CM4X climate model hierarchy, Part II: case studies
This paper is Part II of a two-part paper that documents the CM4X (Climate Model version 4X) hierarchy of coupled climate models developed at the Geophysical Fluid Dynamics Labora…
Indo-Pacific Deep Water Pathways and Transports in the South Australian Basin
A key component of the ocean’s global overturning circulation is the return of deep water from the Indian and Pacific Oceans to the Southern Ocean, transporting heat, carbon and n…
Green banding in marine sediment as a marker of deep ocean ventilation
The oxygen content of the ocean’s deep waters is declining, threatening valuable marine ecosystems and the ocean’s crucial role in carbon storage. Widely observed banding in marin…
Intelligent Prediction of Surface Turbulent Fluxes: An Innovative Approach Based on iTransformer
Surface turbulent fluxes are a key energy exchange in the atmospheric boundary layer (ABL). Accurately predicting its variations is essential for agricultural ecology, and climate…
Detection and Mapping of Invasive Plant Species in Urban Stormwater Infrastructure using Remote Sensing
Green stormwater infrastructure (GSI) provides critical ecosystem services including flood mitigation, pollutant removal, habitat creation, and temperature regulation, among other…
Evaluating Atmospheric River Impacts on Energy and Moisture Transport in the Arctic Using Different Detection Algorithms
Atmospheric rivers (ARs) significantly impact the Arctic climate system by enhancing atmospheric heat and moisture transport and altering the local energy budget. Developing AR de…
Self-induced gravity wave attenuation and breaking with generation of secondary modes in the lower mesosphere during tw…
We combine lidar temperature observations onboard a research aircraft with numerical simulations in the framework of the SOUTHTRAC (Southern Hemisphere Transport, Dynamics, and Ch…
Probabilistic modelling of drought impacts and current risk in Kenya
Droughts severely affect water resources, exacerbating food insecurity and economic instability. Drought impacts are influenced by environmental and socio-economic factors but the…
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