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Showing 651 to 700 of 8313 works
Unsupervised Learning of Sea Surface Height Interpolation from Multi-variate Simulated Satellite Observations
Satellite-based remote sensing missions have revolutionized our understanding of the Ocean state and dynamics. Among them, spaceborne altimetry provides valuable measurements of S…
Estimation of Volcanic Earthquakes at Kirishima Volcano Using Machine Learning
Volcanic earthquakes provide essential information for evaluating volcanic activity. As volcanic earthquakes are often characterized by swarm-like features, conventional methods u…
Expanding the Range of Back-Projections: Core Phase Approach for Southern Hemisphere Earthquake Imaging
Standard Back-Projections (BPs) use P phase recordings at large aperture arrays within teleseismic distances (30°-90°) to image earthquake sources. However, the majority of sizabl…
A deep learning approach to extract internal tides scattered by geostrophic turbulence
Extraction of internal tidal (IT) signals is central to the interpretation of Sea Surface Height (SSH) data. The increased spatial resolution of future wide-swath satellite missio…
Spurious forces can dominate the vorticity budget of ocean gyres on the C-grid
Gyres are prominent surface structures in the global ocean circulation that often interact with the sea floor in a complex manner. Diagnostic methods, such as the depth-integrated…
Substorm Activity as a Driver of Energetic Pulsating Aurora
Pulsating aurora are common diffuse-like aurora. Studies have suggested that their energy is higher than other types and possibly linked to substorm activity. There has yet to be …
Survivorship of benthic foraminifera across the Danian Warm World
Three major geological events: The cretaceous-Paleogene (K/Pg) transition, Dan-C2, and the Latest Danian Event (LDE) during the Early Paleocene geologic period caused potential im…
A Machine Learning Augmented Data Assimilation Method for High-Resolution Observation
The accuracy of initial conditions is an important driver of the forecast skill of numerical weather prediction models. Increases in the quantity of available measurements, in par…
Direct observations of wave-sea ice interactions in the Antarctic Marginal Ice Zone
Wave energy propagating into the Antarctic marginal ice zone affects the quality and extent of the sea ice, and wave propagation is therefore an important factor for understanding…
What physical mechanisms cause positive subtropical low cloud feedbacks in climate models?
We investigate positive subtropical low cloud feedback mechanisms in climate models which have performed the CMIP6/CFMIP-3 AMIP and AMIP uniform +4K experiments while saving CFMIP…
Global patterns of surface ocean dissolved organic matter stoichiometry
Surface ocean marine dissolved organic matter (DOM) serves as an important reservoir of carbon (C), nitrogen (N), and phosphorus (P) in the global ocean, and is produced and consu…
Tropical Pacific Ocean Heat Budget and the Role of Shallow and Deep Circulation
The tropical Pacific ocean plays an important role in setting the global ocean heat budget, its uptake and redistribution. We examined the role of the shallow and deep circulation…
Simulating the role of biogeochemical hotspots in driving nitrogen export from dryland watersheds
Climate change and nitrogen (N) pollution are altering biogeochemical and ecohydrological processes in dryland watersheds, increasing N export, and threatening water quality. Whil…
Dry Periods Amplify the Amazon and Congo Forests' Rainfall Self-Reliance
A substantial amount of the tropical forests of South America and Africa is generated through moisture recycling (i.e., forest rainfall self-reliance). Thus, deforestation that re…
Eddy tracking from in situ and satellite observations
Mesoscale eddies are a dominant source of spatial variability in the surface ocean and play a major role in the biological marine carbon cycle. Satellite altimetry is often used t…
Extramartian forcing of Mars seismicity at Rieger periods
Superseded by: Sun resonant forcing of Mars, Moon, and Earth seismicity
Impact of Atmospheric Rivers on Future Poleward Moisture Transport and Arctic Climate Variability
Alongside mean increases in poleward moisture transport (PMT) to the Arctic, most climate models also project a linear increase in the interannual variability (IAV) with future wa…
Detecting Vietnam War Bomb Craters in Declassified Historical KH-9 Satellite Imagery
Thousands of people are injured every year from explosive remnants of war which include unexploded ordnance (UXO) and abandoned ordnance. UXO has negative long-term impacts on liv…
Seismotectonics of the thick-skinned Santa Bárbara System in northwestern Argentina: implications for regional crustal …
The Andean foreland is divided into morphotectonic provinces characterized by diverse deformation styles and seismogenic behavior partially stemming from distinct geological histo…
CMIP6 projections of future MJO changes under steepened moisture gradient conditions over the Indo-Pacific warm pool
The Madden-Julian oscillation (MJO) has remarkable impacts on global weather and climate systems. Understanding its changes under a warming climate provides insights into how MJO-…
AIDA: A Real-Time Global Ionosphere/Plasmasphere Data Assimilation Model
The Advanced Ionospheric Data Assimilation (AIDA) is a real-time data assimilation model of global 3D ionosphere and plasmasphere electron density. Changes in the local space envi…
Controls on the strength and structure of the Atlantic meridional overturning circulation in climate models
State-of-the-art climate models simulate a large spread in the mean-state Atlantic meridional overturning circulation (AMOC), with strengths varying between 12 and 25 Sv. Here, we…
Diagnosing the radiation biases in global climate models using radiative kernels
Radiation energy balance at the top of the atmosphere (TOA) is a critical boundary condition for the Earth climate. It is essential to validate it in the global climate models (GC…
The possible connection of the large ozone hole in September 2023 with the Hunga Tonga volcanic eruption
Polar stratospheric chemistry is highly sensitive even to minor disruptions in water vapor or temperature. Unusual behavior in temperature and water vapor has been identified in t…
Red Line Diffuse-Like Aurora Driven by Time Domain Structures Associated with Braking Magnetotail Flow Bursts
Magnetotail earthward-propagating fast plasma flows provide important pathways for magnetosphere-ionosphere coupling. This study reexamines a flow-related red-line diffuse-like au…
How should diverse stakeholder interests shape evaluations of complex water resources systems robustness when confronti…
Robustness analysis can support long-term planning, design and operation of large-scale water infrastructure projects confronting deeply uncertain futures. Diverse actors, context…
Unveiling the 3D Structure of Magnetosheath Jets
Magnetosheath jets represent localized enhancements in dynamic pressure observed within the magnetosheath. These energetic entities, carrying excess energy and momentum, can impac…
A night-side shock aurora and its three different emissions observed on 26 February 2023
Ground-based observations of shock aurora, which is an aurora related to geomagnetic sudden commencement (SC), have mainly been limited to the dayside. On 26 February 2023, right …
Evaluating Implementation Uncertainties and Defining Safe Operating Spaces for Deeply Uncertain Cooperative Multi-City …
Urban water utilities are increasingly exploring cooperative regional water supply investment and management strategies due to climate change and growing demands. Theoretically, r…
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…
An index description of the general characteristics of thermospheric density based on the Two-Line-Element datasets and…
The thermospheric density and its variations are crucial to aerospace activities as well as space weather research and operation. However, due to the difficulties to observe the t…
Potential ecological and land management impacts of climate change on Andean ecosystems and agropastoral communities
Mountain ecosystems are distributed across all continents, covering about 27% of the world's land surface. These regions support 1.1 billion people worldwide, about 15% of the glo…
Variations in Reflection Signature and Slip Behavior of the Subduction Interface Offshore Alaska Peninsula From 152º to…
We present seismic reflection images of the plate interface up to depth of ~65 km across a ~130,000 km 2 area offshore the Alaska Peninsula. These images capture systematic along-…
Creating through the art of another: Exploring extreme ocean events via "Exquisite Corpse"
\cite{a2021,Jung_2021} \cite{Jung_2022,r2014} \cite{a2022} Among the many benefits of ArtScience collaborations are the opportunities afforded to approach issues through the eyes …
Assessing environmental flow alterations induced by dams and climate change using a distributed hydrological model at c…
Hydrological alterations can reduce aquatic biodiversity by disrupting the life cycles of organisms. However, past studies have faced difficulties in quantifying the impacts of da…
Soil Moisture Cloud Precipitation Feedback in the Lower Atmosphere from Functional Decomposition of Satellite Observati…
The feedback of topsoil moisture (SM) content on convective clouds and precipitation is not well understood and represented in the current generation of coupled cloud physics and …
Seismic scattering and absorption properties of Mars estimated through coda analysis on a long-period surface wave of S…
On May 4 th 2022, the seismometer on Mars observed the largest marsquake (S1222a) during its operation. One of the most specific features of S1222a is the long event duration last…
Weighing geophysical data with trans-dimensional algorithms: An earthquake location case study
In geophysical inverse problems, the distribution of physical properties in an Earth model is inferred from a set of measured data. A necessary step is to select data that are bes…
Developing an Equation-Based Model for Accurate Flood Risk Prediction
As urbanization intensifies and climate change increases extreme weather events, the demand for accurate, localized flood prediction tools has become increasingly urgent. This stu…
Modeling multi-fraction coastal aeolian sediment transport with horizontal and vertical grain size variability
Grain size affects the rates of aeolian sediment transport on beaches. Sediment in coastal environments typically consists of multiple grain size fractions and exhibits spatiotemp…
MLT dependence of relativistic electron scattering into the drift loss cone: Measurements from ELFIN-L on board Lomonos…
There have been a number of theories proposed concerning the loss of relativistic electrons from the radiation belts. However, direct observations of loss were not possible on a n…
Projecting Changes in the Drivers of Compound Flooding in Europe Using CMIP6 Models
When different flooding drivers co-occur, they can cause compound floods. Despite the potential impact of compound flooding, few studies have projected how the joint probability o…
Assessing impacts of environmental perturbations on urban biogenic carbon exchange in the Chicago region
Carbon dioxide (CO2) quantification is critical for assessing city-level carbon emissions and sustainable urban development. While urban vegetation has the potential to provide en…
An Alternative Similar Tropical Cyclone Identification Algorithm for Statistical TC Rainfall Prediction
There is a need to improve the prediction of tropical cyclone (TC) rainfall as climate change has led to increased TC rainfall rates. Enhanced reliability in predicting TC tracks …
Geologic controls on apparent root-zone storage capacity
The water storage capacity of the root zone determines whether plants survive dry periods and controls the partitioning of precipitation into streamflow and evapotranspiration. It…
The 2022 MW 6.0 Gölyaka-Düzce earthquake: an example of a medium size earthquake in a fault zone early in its seismic c…
On November 23rd 2022, a MW 6.0 earthquake occurred in direct vicinity of the MW 7.1 Düzce earthquake that ruptured a portion of the North Anatolian Fault in 1999. The Mw 6.0 even…
Cross-Scale Modeling of Storm-Time Radiation Belt Variability
During geomagnetic storms relativistic outer radiation belt electron flux exhibits large variations on rapid time scales of minutes to days. Many competing acceleration and loss p…
Monitoring velocity change over 20 years at Parkfield
We monitored the time history of the velocity change (dv/v) from 2002 to 2022 to investigate temporal changes in the physical state near the Parkfield Region of the San Andreas Fa…
Rising coastal groundwater as a result of sea-level rise will influence contaminated coastal sites and underground infr…
Sea-level rise (SLR) will cause coastal groundwater to rise in many coastal urban environments. Inundation of contaminated soils by groundwater rise (GWR) will alter the physical,…
Active Seismic Refraction, Reflection and Surface-Wave Surveys in Thick Debris-Covered Glacial Environments
Debris-covered glaciers and rock glaciers have been increasingly studied in recent years because of the role they play within local watersheds, glacial ablation models due to cli…
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