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Showing 2551 to 2600 of 59105 works
Portable High-Throughput Digital Confocal Microscope for Early Disease Detection
Northern corn leaf blight (NCLB), caused by the fungus Setosphaeira turcica , is one of the most devastating corn diseases in the U.S. and has reduced Indiana yields for the las…
A 30 m global flood inundation model for any climate scenario
Global flood mapping has developed rapidly over the past decade, but previous approaches have limited scope, function, and accuracy. These limitations restrict the applicability a…
Development of a novel robotic system for in-filed corn leaf spectroscopy imaging
Corn ( Zea Mays ) is one of the most valuable row crops grown in the United States. Thus, securing and increasing the yield of corn is necessary for the progression of society. Ho…
Impact of an isolated open water storm on sea ice and ocean conditions in the Arctic Ocean
Storms can have a direct impact on sea ice, but whether their effect is seen weeks to months later has received little attention. The immediate and longer term impacts of an ideal…
Mediterranean Heavy Precipitation Events in a warmer climate : robust versus uncertain changes with a large convection-…
Taking advantage of a large ensemble of Convection Permitting-Regional Climate Models on a pan-Alpine domain and of an object-oriented dedicated analysis, this study aims to inves…
Representing anthropogenic dust in E3SMv1: Implementation, evaluation, and assessment of their radiative forcing
Dust emissions related to anthropogenic activities (i.e., anthropogenic dust (AD)) is not represented in most global climate models and its radiative impact remains unassessed. In…
Water Vapor Variability in the Thermosphere of Mars during Mars Years 32-35
Using Mars Atmosphere and Volatile Evolution observations, we characterize the variability of water vapor in the Martian thermosphere during Mars Years 32-35. Near a fixed atmosph…
Satellite NO2 Trends and Hotspots over Offshore Oil and Gas Operations in the Gulf of Mexico
The Outer Continental Shelf of the Gulf of Mexico (GOM) is populated with numerous oil and natural gas (ONG) platforms which produce NOx (NOx = NO + NO2), a major component of air…
Deciphering the Ages of Saline Water in the Baltic Sea by Anthropogenic Radiotracers
The slow water renewal endows the Baltic Sea a strong retention of pollutants/nutrients. Constraining water age is a practical way to depict the transport pathways/timescales for …
Dune geometry and the associated hydraulic roughness at the transition from a fluvial to tidal regime at low river disc…
In deltas and estuaries throughout the world, a fluvial-to-tidal transition zone (FTTZ) exists where both the river discharge and the tidal motion drive the flow. It is unclear ho…
Apportionment and Inventory Optimization of Agriculture and Energy Sector Methane Emissions using Multi-month Trace Gas…
Quantifying sector-resolved methane fluxes in complex emissions environments is challenging yet necessary to improve emissions inventories and guide policy. Here, we separate e…
Crop Science Futurology: A Data-Driven Approach Through Phenomic, Genomic and Enviromic Insights
In recent years, the use of field-based high-throughput phenotyping (FHTP) has surged across diverse disciplines. Particularly, it has gained significant traction in agricultural …
A case study for the use of ultrastable laser interferometry and optical fibers in the detection of seismic activities …
Measurement of ocean floor seismic activity is crucial for earthquake and other geophysical studies. Due to the movement of oceanic and continental plates, the Andaman subduction …
Anomalous Meltwater from Ice Sheets and Ice Shelves is a Historical Forcing
Recent mass loss from ice sheets and ice shelves is now persistent and prolonged enough that it impacts downstream oceanographic conditions. To demonstrate this, we use an ensembl…
Multiscale Magnetosphere-Ionosphere Coupling During Stormtime: A Case Study of the Dawnside Current Wedge
A characteristic feature of the main phase of geomagnetic storms is the dawn-dusk asymmetric depression of low- and mid-latitude ground magnetic fields, with largest depression in…
Reconstruction of Cenozoic δ11Bsw Using A Gaussian Process
The boron isotope ratio of seawater (δ11Bsw) is a parameter which must be known to reconstruct palaeo pH and CO2 from boron isotope measurements of marine carbonates. Beyond a few…
US tornado outbreaks in May: characteristics of atmospheric patterns identified by maximum covariance analysis
Under a warming climate, it is unclear how environments associated with US tornado outbreaks are changing. This work narrows this gap by using maximum covariance analysis (MCA) to…
Streamflow intermittence in Europe: Estimating high-resolution monthly time series by downscaling of simulated runoff a…
Knowing where and when rivers cease to flow provides an important basis for evaluating riverine biodiversity, biogeochemistry and ecosystem services. We present a novel modeling a…
Understanding Drought Awareness from Web Data -A Computer Vision Approach
We used computer vision (U-Net) model to leverage Standardized Precipitation Evapotranspiration Index (SPEI), Google Trends Search Interest, and Twitter data to understand pattern…
Crustal and Upper Mantle anisotropy configuration of Northwestern South America inferred from Local S and SKS Shear Wav…
Seismic anisotropy parameters (φ, δt) were estimated between 2016 and 2021 using records from the Colombian National Seismological Network (CNSN) stations and related to regional …
Seasonal and Vertical Tidal Variability in the Southeastern Mediterranean Sea
Currents and pressure records from the DeepLev mooring station (Eastern Levantine Basin) are analyzed to identify the dominant tidal constituents and their seasonal and depth vari…
Crustal resistivity structure of the Lunpola basin in central Tibet and its tectonic implications
In the central Tibetan Plateau, an east-west trending band of basins is developed. How such topography formed and the underlying geodynamic processes are still in debate. Magnetot…
In Situ Observations of the Interplay Between Sea Ice and the Atmosphere and Ocean
The International Arctic Buoy Programme (IABP) maintains fundamental in situ components of the Arctic Observing Network. Automated Drifting Stations (ADS) consisting of sea ice, m…
Towards Revolutionizing Water-Energy-Food Nexus Composite Index Model: From Availability, Accessibility, and Governance
The water-energy-food nexus has emerged as a critical research interest to support integrated resource planning, management, and security. For this reason, many tools have been de…
Imaging Step Formation in In-cloud Lightning Initial Development with VHF Interferometry
We investigate sequential processes underlying the initial development of in-cloud lightning flashes in the form of initial breakdown pulses (IBPs) between 7.4–9.0 km altitudes, u…
Quantifying the contribution of ocean advection and surface flux to the upper-ocean salinity variability resolved by cl…
This study examines the impact of ocean advection and surface freshwater flux on the non-seasonal, upper-ocean salinity variability in two climate model simulations with eddy-reso…
Linking mineral formation and microbes in high pH fluids: Constraints from the Lost City hydrothermal field
The Lost City hydrothermal field (LCHF) is considered an analogue of Archean alkaline hydrothermal vents where life on Earth may have spawned. Although Lost City was discovered mo…
Constraints on Southern Ocean Shortwave Cloud Feedback from the Hydrological Cycle
Shifts in Southern Ocean (SO, 40-85S) shortwave (SW) cloud feedback (SWFB) towards more positive values are the dominant contributor to higher effective climate sensitivity (ECS) …
Old dog, new trick: Reservoir computing advances machine learning for climate modeling
Physics-informed machine learning (ML) applied to geophysical simulation is developing explosively. Recently, graph neural net and vision transformer architectures have shown 1-7 …
The growth of ring current/SYM-H under northward IMF $B_z$ conditions present during the 21-22 January 2005 geomagnetic…
The total energy transfer from the solar wind to the magnetosphere is governed by the reconnection rate at the magnetosphere edges as the IMF $B_z$ turns southward. The delayed re…
A 14,000-year sediment record of mercury accumulation and isotopic signatures from Lake Malaya Chabyda (Siberia)
Eurasian permafrost soils contain large amounts of organic carbon (OC) and mercury (Hg), sequestered by vegetation during past and present interglacial periods. Lake sediment arch…
Drought Propagation and Recovery Behaviours Across 407 Australian Catchments
A reliable understanding of linkages between meteorological, hydrological and agricultural droughts (MD, HD and AD respectively) is crucial to building resilience and planning for…
Tectonic Evolution of the Condrey Mountain Schist: an Intact Record of Late Jurassic to Early Cretaceous Franciscan Sub…
The Klamath Mountains in northern California and southern Oregon are thought to record 200+ m.y. of subduction and terrane accretion, whereas the outboard Franciscan Complex recor…
A displaced lower mantle source of the Hainan plume in South China revealed by receiver function imaging of the CEArray
We analyzed 49,592 teleseismic receiver functions recorded by 278 CEArray stations to image the mantle transition zone (MTZ) beneath the South China Block to understand origins of…
Solar Wind with Field Lines and Energetic Particles (SOFIE) Model: Application to Historical Solar Energetic Particle E…
In this paper, we demonstrate the applicability of the data-driven and self-consistent solar energetic particle model, Solar-wind with FIeld-lines and Energetic-particles (SOFIE),…
Supporting Data Sharing and Discovery for the Earth's Critical Zone through Cross-Repository Interoperability
Critical Zone (CZ) scientists study the coupled chemical, biological, physical, and geological processes operating across scales to support life at the Earth's surface. In 2020, t…
Role of Clouds in the Urban Heat Island and Extreme Heat: Houston-Galveston metropolitan area case.
The study and simulation of the Urban Heat Island (UHI) and Heat Index (HI) effects in the Houston-Galveston metropolitan area demand special attention, particularly in considerin…
Simulated slidequakes: Insights from DEM simulations into the high-frequency seismic signal generated by geophysical gr…
Geophysical granular flows generate seismic signals known as 'slidequakes' or 'landquakes', with low-frequency components whose generation by mean forces is widely used to infer h…
Characterizing Climatic Socio-Environmental Tipping Points in Coastal Communities: A Conceptual Framework for Research …
The concept of climate tipping points in socio-environmental systems is increasingly being used to describe nonlinear climate change impacts and encourage social transformations i…
Dynamic neutron imaging of solute transport and fluid flow in sandstone before and after mineral precipitation
Advances in micro-scale imaging techniques, such as X-ray microtomography, have provided new insights into a broad range of porous media processes. However, direct imaging of flow…
Changes in External Forcings Drive Divergent AMOC Responses Across CESM Generations
The Atlantic meridional overturning circulation (AMOC) in many CMIP6 models has been shown to be overly-sensitive to anthropogenic aerosol forcing, and it has been speculated that…
An Examination of the Wrangel Island Sea Ice Thickness Dipole
The Beaufort Sea High is a high-pressure system located in the Beaufort Sea and influences ocean circulation in the western Arctic known as the Beaufort Gyre. Wrangel Island, loca…
Does increasing horizontal resolution improve the simulation of intense tropical rainfall?
We examine tropical rainfall from Geophysical Fluid Dynamics Laboratory's Atmosphere Model version 4 (GFDL AM4) at three horizontal resolutions of 100 km, 50 km, and 25 km. The mo…
Increased runoff from Siberian rivers leads to Arctic wide freshening
The effects of contemporary increases in riverine freshwater into the Arctic Ocean are estimated from ocean model simulations, using two runoff data sets. One runoff data set whic…
Using financial contracts to facilitate informal leases within a Western United States water market based on prior appr…
The ability to reallocate water to higher-value uses during drought is an increasingly important ‘soft-path’ tool for managing water resources in an uncertain future. In most of t…
(0040) Effects of Variable Fluid Properties and Mixed Convection on Biomagnetic Fluid Flow and Heat Transfer over a Str…
This investigations covers the numerical analysis of a steady biomagnetic fluid flow (BFD) that passed through a two dimensional stretching sheet under the influence of magnetic…
First Results of Mars Express - ExoMars Trace Gas Orbiter Mutual Radio Occultation
Spacecraft-to-spacecraft radio occultations experiments are being conducted at Mars between the Mars Express (MEX) and Trace Gas Orbiter (TGO) spacecraft, the first ever periodic …
Development of improved Google Earth Engine (GEE) Glacier velocity estimation algorithms for long-term & large-scal…
Feature tracking is an efficient method for estimating glacier velocity by identifying the surface displacement between image pairs through maximum normalized cross-correlation (N…
Response of atmospheric pCO 2 to a strong AMOC weakening under climate change
The Earth System is warming due to anthropogenic greenhouse gas emissions which increases the risk of passing a tipping point in the Earth System, such as a collapse of the Atlant…
Alternative stable river bed states at high flow
River bedforms influence fluvial hydraulics by altering bed roughness. With increasing flow velocity, subaqueous bedforms transition from flat beds to ripples, dunes, and an Upper…
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