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Showing 7601 to 7650 of 59105 works
Gravity wave activity in the Martian atmosphere at altitudes 20-160 km from ACS/TGO occultation measurements
The paper presents observations of gravity wave-induced temperature disturbances in the Martian atmosphere obtained with the mid-infrared (MIR) spectrometer, a channel of the Atmo…
Implications of laterally varying scattering properties for subsurface monitoring with coda wave sensitivity kernels: a…
Monitoring changes of seismic properties at depth can provide a first order insight into Earth's dynamic evolution. Coda wave interferometry is the primary tool for this purpose. …
manuscript submitted to replace this text with name of AGU journal 1 Dawn-Dusk Confinement of Magnetic Reconnection Sit…
The dawn–dusk confinement of magnetic reconnection site in the near-Earth magnetotail is established on the basis of Geotail observations. Geotail has made more than 50 encounters…
The 2021 Loyalty Island earthquake (Mw 7.7): tsunami waveform inversion and implications for tsunami forecasting for Ne…
A tsunamigenic earthquake with thrust faulting mechanism occurred off the Loyalty Islands, New Caledonia, in the Southern New Hebrides subduction zone on the 10 th of February 202…
3D tight sandstone digital rock reconstruction with deep learning
Tight oil and gas reservoirs have attracted an increasing amount of attentions and have become one of the focus of research field in recent years. Tight sandstones have complex po…
FPGA design for on-board measurement of intermittency from in-situ satellite data
Intermittency is a fundamental property of space plasma dynamics, characterizing turbulent dynamical variables as well as passive scalars. Its qualitative and quantitative descrip…
Spatial and temporal controls on nutrient fluxes across a mixed-use watershed in north-central Ohio
Over the last century, runoff from farms and cities, along with land cover and land use changes, have drastically altered the mass balance of nutrients in aquatic systems, affecti…
First Observations of the New MEXART's Digital System
The Mexican Array Radio Telescope (MEXART) is a transit instrument mainly dedicated to performing Interplanetary Scintillation (IPS) observations with a central operating frequenc…
Instabilities in the bottom boundary layer reduce boundary layer arrest, allowing cross-isobath spread of downwave flow…
An along-isobath current in stratified waters leads to a bottom boundary layer. In models with no alongshore variation, cross-isobath density transport in this bottom boundary lay…
Understanding hydrological and ecological controls on methane flux in Lake Erie estuarine mineral-soil marsh
Methane emissions from freshwater, mineral-soil wetlands represent an important portion of the global greenhouse gas budgets. We use long-term observations in Old Woman Creek (OWC…
Turbulent mixing and its contribution to oxygen flux in the northwestern boundary current region of the Japan/East Sea,…
The Japan/East Sea is well ventilated and is the most oxygen-rich region in the Pacific. However, quantitative estimates of the turbulent fluxes are missing due to a lack of obser…
Α Hybrid Approach to Atmospheric Modeling that Combines Machine Learning with a Physics-Based Numerical Model
This paper describes an implementation of the Combined Hybrid-Parallel Prediction (CHyPP) approach of Wikner et al. (2020) on a low-resolution atmospheric global circulation model…
Stochastic Simulation of the Suspended Sediment Deposition in the Channel with Vegetation and Its Relevance to Turbulen…
The aquatic vegetation patch plays a significant role on sediment net deposition in the vegetated channels. Particularly, the flow is decelerated at the leading edge of a patch th…
Comment on “Zhang, X. C. (2019). Determining and Modeling Dominant Processes of Interrill Soil Erosion. Water Resources…
Zhang (2109) presented results from experiments where 4 sections in 1.8 m long flumes were sequentially exposed to rainfall during 15 minute periods during an hour where rainfall …
A nonlinear numerical model for comparative study of gravity wave propagation in planetary atmospheres
A two-dimensional nonlinear numerical model has been developed to study atmospheric coupling due to vertically propagating Gravity Waves (GWs) on different planets. The model is a…
Analyzing Surficial and Subsurface Transport of Sediments and Nutrients Using Terrestrial LiDAR Scans, iRIC and Hydrus …
Rain gardens are green stormwater infrastructure that are designed to leverage natural processes to mitigate the impacts of urban stormwater through capturing, infiltrating, and f…
GOSML: A Global Ocean Surface Mixed Layer Statistical Monthly Climatology: Means, Percentiles, Skewness, and Kurtosis
Here we discuss a global ocean surface mixed layer statistical monthly climatology (GOSML) of depth, temperature, and salinity that includes means; variances; 5 th , 50 th , and 9…
Energy balance and heating mechanisms of the Martian Upper atmosphere with the NASA Ames MGCM.
Mars present-day middle and upper atmosphere, above ~100 km, connects the deep atmosphere to the Martian space environment. This region is important to understand for many reasons…
Multi-Influence Factor Method to Determine Groundwater Potential Zone using GIS and RS (Remote sensing) Techniques in P…
The enormous groundwater demand globally have possessed a threat to groundwater security. Rajasthan being one of the water deficit states of India is pivotal to determine its grou…
Improving SAR Altimeter processing over Inland Water - the ESA HYDROCOASTAL project
Introduction HYDROCOASTAL is a two year project funded by ESA, with the objective to maximise exploitation of SAR and SARin altimeter measurements in the coastal zone and inland w…
A Machine Learning Approach to Map the Poor and Non-Poor Buildings in Developing Countries
The most reliable way to develop poverty maps is through household surveys. However, in many developing countries, economic data from household surveys are infrequent. As a result…
Sensitivity of modeled microphysics to stochastically perturbed parameters
This study examines the characteristics of several model parameter perturbation methodologies for ensemble simulations of cloud microphysical processes in convection. A simplified…
Deep Learning based Improved Automatic Building Extraction from Open-Source High Resolution Unmanned Aerial Vehicle (UA…
Automatically extracting buildings from remotely sensed imagery has always been a challenging task, given the spectral homogeneity of buildings with the non-building features as w…
The Influence of a Resolved Gulf Stream on the Decadal Variability of Southeast US Rainfall
Ocean variability is a dominant source of remote rainfall predictability, but in many cases the physical mechanisms driving this predictability are not fully understood. This stud…
URGE Outcomes From University of Michigan’s Earth & Environmental Sciences
The Department of Earth & Environmental Sciences at the University of Michigan formed an Unlearning Racism in GEosciences (URGE) pod composed of six graduate students, three postd…
Characterization of internal tide non-stationarity : Eulerian versus Lagrangian perspectives
The Lagrangian and Eulerian near-surface current signatures of a low-mode internal tide propagating through a turbulent jet are compared in an idealized numerical simulation. We e…
Evaluation of inverse estimates of North American net ecosystem exchange of CO2 from different observing systems using …
Quantification of regional terrestrial carbon dioxide (CO2) fluxes is critical to our understanding of the carbon cycle. We evaluate inverse estimates of net ecosystem exchange (N…
Crucial roles of eastward propagating environments in the summer MCS initiation over the U.S. Great Plains
This study aims at improving understanding of the environments supporting summer MCS initiation in the U.S. Great Plains. A self-organizing map analysis is conducted to identify f…
Blending the Evaporation Precipitation Ratio with the Complementary Principle Function for the Prediction of Evaporation
One class of descriptions of landscape evaporation is based on the principle that actual evaporation E and atmospheric evaporative demand exhibit complementary behavior. A feature…
Exploring the dynamics of how coastal downwelling can lead to landfalling hurricane intensification
Our prior analysis of a coupled tropical cyclone (TC) air-sea model (HWRF-B) revealed three cases in the 2020 Atlantic hurricane season where coastal downwelling - developing ahea…
Holocene Salinity Variations in Great Salt Lake, Utah: Application & Calibration of the ACE Salinity Proxy
The Great Salt Lake (UT) is a hypersaline terminal lake in the US Great Basin, and the remnant of the late glacial-pluvial Lake Bonneville. During the Holocene, hydroclimate varia…
Evaluation of Higher-order Quadrature Schemes in Improving Computational Efficiency for Orientation-averaged Single-Sca…
We evaluate several high-order quadrature schemes for accuracy and efficacy in obtaining orientation-averaged single-scattering properties (SSPs). We use the highly efficient MIDA…
SWAT-Tb with improved LAI representation in the tropics highlights the role of forests in watershed regulation
Projecting the potential impacts of LULC (Land Use/Land Cover) change on watershed hydrological response is critical for water management decisions in a changing environment. An i…
Go Extra Miles: An Additional Error Correction Procedure Aimed to Further Improve Phase Unwrapping Accuracy and Reduce …
Interferometric Synthetic Aperture Radar (InSAR) phase unwrapping error is a major limiting factor on the InSAR-derived tectonic deformation velocity. This is particularly the cas…
Persistence of the large-scale interior deep ocean circulation in global repeat hydrographic sections
An assumption of steady-state is a common basis for deep ocean circulation theory and observational strategies. We use GO-SHIP’s Easy Ocean uniformly gridded CTD data from repeat …
Improved quantification of ocean carbon uptake by using machine learning to merge global models and pCO2 data
The ocean plays a critical role in modulating climate change by sequestering CO2 from the atmosphere. Quantifying the CO2 flux across the air-sea interface requires time-dependent…
Extensive Post-Seismic Cover-Collapse Sinkhole Opening During 2020–2021 Petrinja Earthquake Sequence (Croatia): a Uniqu…
After three foreshocks the day before (M5.0, M4.7 and M4.1, respectively), a strong M6.4 Petrinja earthquake occurred on December 29, 2020, followed by thousands of aftershocks (t…
Signature of slab fragmentation and dynamic interaction between slabs and the mantle transition zone in northeast Asia
Slab subduction imaged by seismic tomography implies extensive mantle convection and circulation in the Earth’s interior. Widespread subduction of the western Pacific plate beneat…
Controls of land surface and bedrock topography on the spatial distributions of water table and storage: unifying satur…
The control of land surface topography on the configuration of groundwater table has been recognized and well explored. However, the control of bedrock topography on water table i…
Role of ocean and atmosphere variability in scale-dependent thermodynamic air-sea interactions
This study investigates the influence of oceanic and atmospheric processes in extratropical thermodynamic air-sea interactions resolved by satellite observations (OBS) and by two …
Novel EMIC Wave Propagation Pathway Through Buchsbaum Resonance and Inter-Hemispheric Wave Interference: Swarm Observat…
In-situ conjugate electromagnetic ion cyclotron (EMIC) waves observed by the Swarm mission in both hemispheres are presented. A complex and unusual pattern of Alfvénic EMIC wave e…
Surprising Benefits of an Artist in Residence Program
In 2018 Ocean Networks Canada initiated an Artist in Residence program, despite uncertainties about what to expect and how to best manage it. To our surprise, the announcement cal…
Phosphorus accumulation in a bioretention cell in Mississauga, Ontario: Insights from field monitoring and process-base…
Bioretention cells are a Low Impact Development (LID) technology that is being promoted as a green solution to attenuate urban stormwater nutrient loadings. Despite extensive impl…
Extreme Precipitation-induced Concurrent Disasters Risk Assessment through Socio-economic and Topographic Vulnerability
The warming climate intensifies the frequency and intensity of extreme precipitation events, leading to increases in precipitation-induced disasters. Precipitation-induced disaste…
The relationship between geophysical processes and changes in the composition of the seawater of the Barents Sea in the…
The variability of streams in the atmosphere and the ocean, as shown in a number of studies, affects the change in the speed of the Earth’s rotation. However, it can cause a rever…
Contemporary Formation of Layered Sedimentary Rocks on Mars
Martian dust, which likely formed by non-aqueous chemical weathering [Huguenin, 1976] following broad-based support from recent Mars mission data, is susceptible to rapid diagenes…
Modelling mantle geodynamics in the Ethiopian Rift and Afar through olivine thermometry and rare-earth element distribu…
The Ethiopian sector of the East African Rift system (the Main Ethiopian Rift, MER) and Afar rift showcase advanced stages of continental breakup. Here the interplay between activ…
On the variability of flocculated particle characteristics in a shallow estuary
We conducted field work in South San Francisco Bay to examine cohesive sediment flocculation dynamics in a shallow, wave- and current-driven estuarine environment. Drawing on data…
The Tsunami Mechanism
Abstract The repetitive narrative that, “Tsunami waves and receded coastal water initiated by an earthquake are closely related,” is analyzed through the sequential events that fo…
Effects of climate change on inter-basin exchange in Lower Lake Constance
Inter-basin exchange of water and dissolved substances in lakes is often limited by topographic constrictions leading to spatially heterogeneous distributions of nutrients and pla…
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