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Showing 14101 to 14150 of 22070 works
Oceanographic variability in Cumberland Bay, South Georgia, and its implications for glacier retreat
South Georgia is a heavily glaciated sub-Antarctic island in the Southern Ocean. Cumberland Bay is the largest fjord on the island, split into two arms, each with a large marine-t…
Meridional Heat Transport in the DeepMIP Eocene ensemble: non-CO2 and CO2 effects
The total meridional heat transport (MHT) is relatively stable across different climates. Nevertheless, the strength of individual processes contributing to the total transport ar…
Seasonal Variations of Soil Thermal Conductivity at the InSight Landing Site
The heat flow and physical properties package measured soil thermal conductivity at the landing site in the 0.03 to 0.37 m depth range. Six measurements spanning solar longitudes …
Impact of stochastic ocean density corrections on air-sea flux variability
Air-sea flux variability has contributions from both ocean and atmosphere at different spatio-temporal scales. Atmospheric synoptic scales and the air-sea turbulent heat flux that…
Responses of phytoplankton communities to internal waves in oligotrophic oceans
Nutrients associated with internal waves are known to perturb phytoplankton communities in oligotrophic oceans, but details of the relevant processes and mechanisms are unclear. H…
Quantifying Morphological Changes & Sediment Transport Pathways on Comet 67P/Churyumov-Gerasimenko
Comets are active geological worlds with primitive surfaces that have been shaped to varying degrees by sublimation-driven sediment transport processes. Rosetta’s rendezvous with …
Dynamic Rupture Scenarios of the Cascadia Megathrust based on Interseismic Locking Models
The Cascadia subduction zone in the Pacific Northwest has well-documented geological records of megathrust earthquakes with the most recent Mw 9 rupture occurring in 1700 A.D. The…
Spatial and temporal variability of seasonal rainfall and mean temperature over different region of Bangladesh
Bangladesh is a small country of South Asia which is considered as one of the most vulnerable countries in the world to climate change and it is affected by severe weather and cli…
Thermomagnetic recording stability of taenite-containing meteoritic cloudy zones
The cloudy zone (CZ), a nm-sized intergrowth of taenite or tetrataenite crystals (or islands), is the most promising phase to preserve palaeomagnetic records in (stony-)iron meteo…
Calibrated absolute seafloor pressure measurements for geodesy in Cascadia
The boundary between the overriding and subducting plates is locked along some portions of the Cascadia subduction zone. The extent and location of locking affects the potential s…
Biogeochemistry of the Kuroshio Large Meander
The large meander of the Kuroshio western boundary current is well known to influence the local climate, fisheries, and aquaculture by greatly modulating regional heat transport, …
Accounting for Changes in Radiation Improves the Ability of SIF to Track Water Stress-Induced Losses in Summer GPP in a…
As global observations of solar-induced chlorophyll fluorescence (SIF) have become available from multiple satellite platforms, SIF is increasingly used as a proxy for photosynthe…
Scale-dependent Air-Sea Mechanical Coupling: Resolution Mismatch and Spurious Eddy-Killing
Mechanical coupling of the atmosphere to the ocean surface in general circulation models is represented using bulk wind stress formulations. The stress is often based on either ab…
Analysis of Marine Heatwaves in the Bay of Bengal region
In the ocean, temperature extremes have adverse effects on precipitation patterns, sea level change, and migration/damage of ecosystems. It has been found that most species are mo…
Characterizing precipitation and improving radar rainfall estimates over the Southern Ocean using ship-borne disdromete…
Large satellite discrepancies and model biases in representing precipitation over the Southern Ocean (SO) are related directly to the region’s limited surface observations of prec…
Mapping the seismicity of Mars with InSight
InSight’s seismometers recorded more than 1300 events. Ninety-eight of these, named the low-frequency family, show energy predominantly below 1 Hz down to ∼0.125 Hz. The Marsquake…
Synthetic simulation of spatially-correlated streamflows: Weighted-modified Fractional Gaussian Noise
Stochastic methods have been typically used for the design and operations of hydraulic infrastructure. They allow decision makers to evaluate existing or new infrastructure under …
Assessing Memory in Convection Schemes Using Idealized Tests
Two assumptions commonly applied in convection schemes—the diagnostic and quasi-equilibrium assumptions—imply that convective activity (e.g., convective precipitation) is controll…
Improve dynamical climate prediction with machine learning
Dynamical models used in climate prediction often have systematic errors that can deteriorate predictions. In this study, we work in a twin experiment framework with a reduced-ord…
History, Features, Challenges, and Critical Success Factors of Enterprise Resource Planning (ERP) in The Era of Industr…
ERP has been adopting newer features over the last several decades and shaping global businesses with the advent of newer technologies. This research article uses a state-of-the-a…
Demonstration of a Multi-Layer, Lithographically Manufactured Plasma Spectrometer
Development of new plasma instruments is needed to enable constellation- and small satellite-based missions. Key steps in the development pathway of ultra-compact plasma instrumen…
The First GECAM Observation Results on Terrestrial Gamma-ray Flashes and Terrestrial Electron Beams
Gravitational wave high-energy Electromagnetic Counterpart All-sky Monitor (GECAM) is a space-borne instrument dedicated to monitoring high-energy transients, thereinto Terrestria…
Influence of ENSO on stratospheric sulfur dioxide injection in the CESM2 ARISE-SAI-1.5 simulations
Climate and Earth system models are important tools to assess the benefits and risks of stratospheric aerosol injection (SAI) relative to those associated with anthropogenic clima…
Monitoring Preferential Flow of Water in Sand Using Thermoacoustics Wave Imaging
Accurate predictions of fluid flow, mass transport, and reaction rates critically impact the efficiency and reliability of subsurface exploration and sustainable use of subsurface…
Solution for the density parameter of dark energy
In this paper we will propose a possible solution for the density parameter of dark energy. From the dimensionless unification of the fundamental interactions will be presended th…
Sensitivity of seismic-noise based methods to controlled water content changes : insight from laboratory measurements
In recent years, seismic-noise based methods have shown great potential for the monitoring of various processes occurring in the Earth's crust. Among them, the fine detection of…
Fine and Coarse Dust Effects on Radiative Forcing, Mass Deposition, and Solar Devices over the Middle East
In desert regions like the Middle East (ME), dust has a profound impact on the environment, climate, air quality, and solar devices. The size of dust particles determines the exte…
Statistical properties of lower band rising tone chorus waves
Lower-band chorus waves are known to play dual roles in radiation belt dynamics (electron acceleration and precipitation), and understanding their properties and excitation is ver…
New Insights into the Rift-to-Drift Process of the Northern South China Sea Margin Constrained by a Three-dimensional O…
A three-dimensional (3D) P-wave seismic velocity (Vp) model of the crust at the northern South China Sea margin drilled by IODP Expeditions 367/368/368X has been obtained with fir…
Storage, transport, and fate of perfluoroalkyl acids (PFAAs) in a wastewater re-use and groundwater recharge system
Perfluoroalkyl acids (PFAAs), a group of synthetic compounds associated with adverse human health impacts, are commonly found in effluent discharged from wastewater treatment faci…
An Analytical Model of Active Layer Depth under Changing Ground Heat Flux
A physically based analytical model is formulated to simulate the thaw depth of active layer under changing boundary condition of soil heat flux. The energy conservation statement…
Coupled Water-Rice Systems under Multiple Driving Forces: Soft Limits of Adaptations to Climate Change in Japan
The impacts of climate change and increased water use for irrigation make it difficult to manage sustainable water use and food production. Sufficient research has not been conduc…
Multi-instrument observations of various ionospheric disturbances caused by the 6 February 2023 Turkey earthquake
In this work, we investigate various types of ionospheric disturbances observed over Europe after the earthquake in Turkey on 6 February 2023.By combining observations from Dopple…
Melting of Totten Glacier, East Antarctica since the Last Glacial Maximum Revealed by Beryllium Isotope and Grain Size …
The rapidly melting Totten Glacier of East Antarctica drains a basin containing ~3.5 m sea-level rise equivalent of ice, but the Totten Glacier dynamics and interaction with the S…
Majority of Southern Ocean seasonal sea ice bloom net community production precedes total ice retreat
The Southern Ocean Seasonal Sea Ice Zone (SSIZ) is characterized by the development of spring phytoplankton blooms following retreating sea ice. Until recently, assessing SSIZ blo…
Discrete simulations of fluid-driven transport of naturally shaped sediment particles
{A numerical scheme is developed to simulate the transport of natural gravel. Starting with computerized tomographic (CT) scans of natural grains, our method approximates the shap…
Meteors May Masquerade as Lightning in the Atmosphere of Venus
Lightning in the atmosphere of Venus is either ubiquitous, rare, or non-existent, depending on how one interprets diverse observations. Quantifying when and where, or even if ligh…
Analysis of trends and drivers: Identifying water conservation opportunities in the Eskandari Watershed, Iran …
Water scarcity is a significant issue in Iran, especially on its central plateau. Although climate change contributes to this problem, mismanagement and over-exploitation of ava…
Excess ground ice profiles in continuous permafrost mapped from InSAR subsidence
Excess ground ice formation and melt drive surface heave and settlement, and are critical components of the water balance in Arctic soils. Despite the importance of excess ice for…
Long-term statistical analysis of wintertime cloud thermodynamic phase and micro-physical properties in relation to sea…
It has been found that wintertime mixed-phase cloud properties can present significant differences based on the degree of interaction with air masses coming from locations with re…
A Signature-based Hydrologic Efficiency Metric for Model Calibration and Evaluation in Gauged and Ungauged Catchments
Rainfall-runoff models are commonly evaluated against statistical evaluation metrics. However, these metrics do not provide much insight into what is hydrologically wrong if a mod…
PIC simulations of overstretched ion-scale current sheets in the magnetotail
Onset of reconnection in the tail requires the current sheet thickness to be of the order of the ion thermal gyroradius or smaller. However, existing isotropic plasma models canno…
Reconstruction of nearshore surface gravity waves from Distributed Acoustic Sensing data
Distributed Acoustic Sensing (DAS) is a photonics technology converting seafloor telecommunications and optical fiber cables into dense arrays of strain sensors, allowing to monit…
Plasma Mixing during active Kelvin-Helmholtz Instability under different IMF orientations
When the velocity shear between the two plasmas separated by Earth’s magnetopause is locally super-Alfvénic, the Kelvin-Helmholtz (KH) instability can develop. A crucial role is p…
Accuracy of Global Geospace Simulations: How much of the error arises from solar wind input uncertainties?
In this study, we examine the accuracy of global geospace simulations by analyzing the relationship between the solar wind and its propagation parameters and the errors in auroral…
Synthetic aperture radar imaging below a random rough surface
Motivated by applications in unmanned aerial based ground penetrating radar for detecting buried landmines, we consider the problem of imaging small point like scatterers situated…
A new method to restore tectonically beheaded valleys
Tectonically beheaded valleys represent strain markers that can be used to constrain the geometry and kinematics of dip-slip faults. Quantifying the cumulative deformation they ha…
Navigating gender at sea
Fieldwork, including work done at sea, is a key component of many geoscientists' careers. Recent studies have highlighted the pervasive sexual harassment faced by women during fie…
A new method for the detection of siliceous microfossils on sediment microscope slides using convolutional neural netwo…
Diatom communities preserved in sediment samples are valuable indicators for understanding the past and present dynamics of phytoplankton communities, and their response to enviro…
Interplanetary Hydrogen Properties Observed from Mars
Observations of the Lyman-a emissions from Interplanetary Hydrogen (IPH) atoms are made from Mars’ orbit using a high spectral resolution instrument in echelle configuration. The …
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