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Showing 1601 to 1650 of 59105 works
Improved estimates of North Atlantic deoxygenation trends by combining shipboard and Argo observations using machine le…
The ocean oxygen (O2) inventory has declined in recent decades but the estimates of O2 trend is uncertain due to its sparse and irregular sampling. A refined estimate of deoxygena…
Would the occurrence of a Maunder-like solar minimum reverse the observed climate change?
This study examines a scenario combining a prolonged solar minimum, like the historical Maunder Minimum, with the increased CO2 emissions characteristic of the post-industrial era…
An Integrated Global-to-Regional Scale Workflow for Simulating Climate Change Impacts on Marine Ecosystems
As the urgency to evaluate the impacts of climate change on marine ecosystems increases, there is a need to develop robust projections and improve the uptake of ecosystem model ou…
Projections of Soil Organic Carbon in China: The Role of Carbon Fluxes Revealed by Explainable Artificial Intelligence
The impact of carbon fluxes on soil organic carbon (SOC) remains underexplored. We employed machine learning to model SOC dynamics. Our findings project an increase in China’s SOC…
Persistent High-Latitude Ocean Warming and Global Sea Level Rise Following Temporary Overshoots
As the likelihood of temporarily exceeding 1.5 °C of global warming rises, understanding the response of the ocean-climate system to overshooting this warming level is of increasi…
Soaring Building Collapses in Southern Mediterranean Coasts: Hydroclimatic Drivers & Adaptive Landscape Mitigations
The low-lying, arid coastal regions of the Southern Mediterranean basin, extending over 4600 km, face daunting sea level rise and hydroclimatic changes due to shifting weather pat…
Observational limitations to the emergence of climate signals
Using model projections to study the emergence of observable climate signals presumes omniscient knowledge about the climate system. In reality, observational knowledge suffers fr…
Carbon stocks and fluxes from a boreal conifer swamp: filling a knowledge gap for modelling the boreal C cycle
The carbon (C) dynamics of boreal coniferous swamps are a largely understudied component of wetland carbon cycling. We investigated the above- and below-ground carbon stocks and g…
Mapping dissolved oxygen concentrations by combining shipboard and Argo observations using machine learning algorithms
The ocean oxygen (O2) inventory has declined in recent decades but the estimates of O2 trend are uncertain due to its sparse and irregular sampling. A refined estimate of deoxygen…
West African Monsoon dynamics and its control on stable oxygen isotopic composition of precipitation in the Late Cenozo…
This study presents an overview of the Late Cenozoic evolution of the West African Monsoon (WAM), and the associated changes in atmospheric dynamics and oxygen isotopic compositio…
Extreme Climate Trends in California Central Valley: Insights from CMIP6
Estimation of extreme climate trends is a crucial, influential, and also controversial step in long-term water resources planning studies. One of the main approaches to capturin…
Enhanced Regional Ocean Ensemble Data Assimilation Through Atmospheric Coupling in the SKRIPS Model
We investigate the impact of ocean data assimilation using the Ensemble Adjustment Kalman Filter (EAKF) from the Data Assimilation Research Testbed (DART) on the oceanic and atmos…
Insights into Methodologies and Stochastic Optimization of Thermal Energy Storage-Coupled Advanced Reactor Systems: A C…
RESEARCH QUESTIONS • What's the optimal capacity for a Nuclear-Thermal Energy Storage (TES) plant to maximize revenue? • What's a reasonable dispatch window for the optimization p…
Record Low Antarctic Sea Ice in Austral Winter 2023: Mechanisms and Predictability
Since 2016, Antarctic sea ice area (SIA) has set three record summertime minimums occurring in 2017, 2022, and 2023. These recent extremes culminated in a record low SIA anomaly i…
Catalytic Impact of Natural Occurrence on Landscapes Degradation in Rural Communities a Threat to Biodiversity and Well…
Most people mainly disadvantaged or lower-middle-income nations reside in the countryside. A resilient community is largely dependent on the physical growth of remote regions. Thi…
STRIDE-CH: Sub-Transition Region Identification of Ensemble Coronal Holes
Coronal Holes (CH) are large-scale, low-density regions in the solar atmosphere which may expel high-speed solar wind streams that incite hazardous, geomagnetic storms. Segmentati…
Global scale measurement of Ocean Bubble Depth with Space Lidar
Visible and microwave satellite measurements can provide the global whitecap fraction. The bubble clouds are three-dimensional structures, and a space-based lidar can provide comp…
Disentangling Carbon Concentration Changes Along Pathways of North Atlantic Subtropical Mode Water
North Atlantic Subtropical Mode Water (NASTMW) serves as a major conduit for dissolved carbon to penetrate into the ocean interior by its wintertime outcropping events. Prior rese…
Dynamic rupture modeling of large earthquake scenarios at the Hellenic Arc toward physics-based seismic and tsunami haz…
The Mediterranean Hellenic Arc subduction zone (HASZ) has generated several Mw>=8 earthquakes and tsunamis. Seismic-probabilistic tsunami hazard assessment typically utilizes unif…
A review of the oceanography and Antarctic Bottom Water formation offshore Cape Darnley, East Antarctica
Antarctic Bottom Water (AABW) is the densest water mass in the world and drives the lower limb of the global thermohaline circulation. AABW is formed in only four regions around A…
Numerical Calculations of Adiabatic Invariants from MHD-Driven Magnetic Fields
The adiabatic invariants (M, J, Φ) and the related invariants (M, K, L∗) have been established as effective coordinate systems for describing radiation belt dynamics at a theoreti…
Inferring Near-Surface Ozone Production Regimes: Challenges with using Satellite Retrievals over the Contiguous US
Surface ozone regulation policies rely heavily on air quality models, such as CAMx, as important guiding tools. Comparison with observations is crucial to validating a model’s abi…
Exploring the Spatially Compounding Multi-sectoral Drought Vulnerabilities in Colorado's West Slope River Basins
The state of Colorado’s West Slope Basins are critical headwaters of the Colorado River and play a vital role in supporting Colorado’s local economy and natural environment. Howev…
Resolving Antarctic mantle composition suggests a warmer East Antarctica
Antarctica’s geothermal heat flow and its glacial isostatic adjustment response are critical to understand ice sheet stability. These demand a knowledge of the temperature of the …
Investigation of the Upper Crustal Structure in the NW Dinarides Using Local Earthquake Tomography
The area of the NW Dinarides lies in the northeastern corner of the Adriatic microplate – a promontory of the African plate – which plays a major role in the collision processes o…
Identifying the magnetospheric drivers of giant undulations: Global modeling of the evolving inner magnetosphere and it…
We present the first global geospace simulation to reproduce auroral giant undulations (GUs). To identify their magnetospheric drivers, we employ the MAGE (Multiscale Atmosphere-G…
Modeling the onset of earthquake-triggered landslides on slip surfaces governed by rate-and-state friction
Earthquake-triggered landslides are a severe hazard and contribute to landscape evolution. To understand their process and controlling factors, we model the onset of seismically-t…
The Central Macquarie Ridge Complex in 3D From Full-waveform Ambient Noise Tomography
We deployed 27 ocean-bottom seismometers (OBSs) and five Macquarie Island stations between 2020 and 2021 along the Australian-Pacific plate boundary in the Macquarie Ridge Complex…
PyIRTAM: A New Module of PyIRI for IRTAM Coefficients
A novel Python module called PyIRTAM was developed in addition to the previously released PyIRI model. The PyIRI computational approach was extended to work with Real-Time Assimil…
Elastic properties of hanging wall rock at the seismogenic zone and critical nucleation length for megathrust earthquak…
Elastic properties of rocks in subduction zones are indicators of stress states and play important roles in earthquake nucleation. We measured elastic properties of core samples t…
Role of ocean circulation in controlling Zn-Si decoupling in the North Pacific
Zinc (Zn) is biogeochemically significant due to its crucial role in biological processes. In the global ocean, there is an apparent coupling between the concentrations of zinc an…
Fluid-fluid immiscibility induces fast mass segregation in hydrothermal fluids
An unusual salt-rich (SR) and salt-poor (SP) fluid immiscibility (FFI) could occur in a variety of hydrothermal fluids. The segregation of SR fluid from SP fluid provides a potent…
T-DNA mutant screen in Arabidopsis to validate candidate genes with predicted ionomic and seed weight phenotypes
Advances in quantitative genetics and high-throughput pipelines have allowed for rapid identification of genomic markers associated with changes in phenotype. However, linking tho…
Reservoir drawdown highlights the emergent effects of water level change on reservoir physics, chemistry, and biology
Water level drawdowns are increasingly common in lakes and reservoirs worldwide as a result of both climate change and water management. Drawdowns can have direct effects on phy…
An Accuracy Assessment of the Surface Reflectance Product from the EMIT Imaging Spectrometer
The Earth surface Mineral dust source InvesTigation (EMIT) is an imaging spectrometer launched to the International Space Station in July 2022 to measure the mineral compositi…
Revisiting Machine Learning Approaches for Short- and Longwave Radiation Inference in Weather and Climate Models, Part …
This paper continues the exploration of Machine Learning (ML) parameterization for radiative transfer for the ICOsahedral Nonhydrostatic weather and climate model (ICON). Three ML…
Unraveling the Atmospheric Energy Input and Ionization due to EMIC-Driven Electron Precipitation from ELFIN Observations
Energetic electron precipitation (EEP) from the radiation belts into Earth’s atmosphere leads to several profound effects (e.g., enhancement of ionospheric conductivity, possible …
Hyper-local temperature prediction using detailed urban climate informatics
** The latest version of this paper has been published in the Journal of Advances in Modeling Earth Systems (JAMES) from AGU. Please refer to the latest version on JAMES and cite …
Arctic freeboard and snow depth from near-coincident CryoSat-2 and ICESat-2 (CRYO2ICE) observations: A first examinatio…
In the summer of 2020, ESA changed the orbit of CryoSat-2 to align periodically with NASA’s ICESat-2 mission, a campaign known as CRYO2ICE, which allows for near-coincident CryoSa…
Moisture modes with an oscillating vertical motion profile shape in steady-state weak temperature gradient simulations
Weak Temperature Gradient (WTG) modeling using a small cloud-resolving model (CRM) admits multiple equilibria depending upon the initial model conditions. A new kind of equilibriu…
Assessing impacts of environmental perturbations on urban biogenic carbon exchange in the Chicago region
** The latest version of this paper has been published in the Journal of Advances in Modeling Earth Systems (JAMES) from AGU. Please refer to the latest version on JAMES and cite …
Street-level temperature estimation using Graph Neural Networks: Performance, feature embedding and interpretability
**The manuscript has been submitted to Urban Climate for peer review. Estimating street-level air temperature is a challenging task due to the highly heterogeneous urban surfaces…
Characterising the magnetic and plasma environment upstream of Ganymede
We present an application of the latest UCL-AGA magnetodisc model (MDISC) to the study of the magnetic and plasma conditions in the near-Ganymede space. By doing this, we provide …
Forward modeling of bending angles with a two-dimensional operator for GNSS airborne radio occultations in atmospheric …
The Global Navigation Satellite System (GNSS) airborne radio occultation (ARO) technique is used to retrieve profiles of the atmosphere during reconnaissance missions for atmosphe…
Physics-guided deep learning model for daily groundwater table maps estimation using passive surface-wave dispersion
Monitoring groundwater tables (GWTs) is challenging due to limited spatial and temporal observations. This study presents an innovative approach utilizing supervised deep learning…
A new perspective of assessing flood impact with daily nighttime light remote sensing data
Flooding leads to disastrous impacts on human society and activities worldwide, including damage to physical assets and interruptions to daily activities. However, evaluation for …
Improving Land Surface Temperature Estimation in Cloud Cover Scenarios using Graph-Based Propagation
Land surface temperature (LST) serves as an important climate variable which is relevant to a number of studies related to energy and water exchanges, vegetation growth and urban …
Exploring the Relative Contribution of the MJO and ENSO to Midlatitude Subseasonal Predictability
Here we explore the relative contribution of the Madden-Julian Oscillation (MJO) and El Niño Southern Oscillation (ENSO) to midlatitude subseasonal predictive skill of upper atmos…
Air Mass Transport to the UTLS above the Tropical West Pacific
The Tropical West Pacific (TWP) is the key entry point of air into the stratosphere during Northern Hemispheric winter. Our previous work showed how transport to the TWP troposphe…
Climate impact of marine cloud brightening solar climate intervention under a susceptibility based strategy simulated b…
The efficiency of marine cloud brightening in cooling Earth’s surface temperature is investigated by using a medium ensemble of simulations with the Community Earth System Model v…
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