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Showing 7101 to 7150 of 8313 works

Urban geomorphological and hydrological transformation in Milan (Italy): flood impacts and mitigation strategies along …

Milan, in the central Po Plain of northern Italy, offers a distinct case in urban geomorphology for its strategic location, complex hydrological systems, and layered infrastructur…

Spatial Variation in Anisotropic Shear Velocity of Oceanic Lithosphere-Asthenosphere in the Pacific

We present array-scale (~500x500 km) anisotropic shear-velocity models from two Pa cific ocean-bottom seismometer (OBS) arrays: Young ORCA (~43 Ma) and Old ORCA (~90 Ma). Rayleigh…

Debris Flow Early Warning Using the Patch Fourier Transformer

Seismic instruments can record a wide range of Earth’s surface mass movements processes, and machine learning techniques have been applied to the detection of seismic signals gene…

How and Why Do Lightning Sferics have Partial Coherency?

This article extends on the mathematical model of the complete radiation patterns of bremsstrahlung process involving bremsstrahlung asymmetry and Doppler shift. Firstly, mathemat…

Scale-dependent social-ecological mechanisms of cropland productivity dynamics in China

Decoupling the drivers of cropland productivity is critical for food security, yet the non-transferability of mechanisms across spatial scales hinders consensus. Productivity is a…

Using Observations from PACE/OCI and EMIT to Study the Western Lake Erie's Water Quality in 2024

Harmful algal blooms (HABs) occur when too much algae grows in water. Some of these algae, such as cyanobacteria, can produce toxins that are hazardous to humans, animals, and the…

SDO-ML Video Foundation Model with Neural Fields and its application to Solar Wind Structure classification

Solar wind is the continuous outflow of charged particles from the Sun into the interplanetary space. Understanding its drivers and precursors is of utmost importance for space we…

Gravito-Magnetic Anomaly Coherence from Deep-Mantle Iron-Spin Dynamics: Manifestations Predicted by Gauge-Projection Qu…

A transient GRACE gravity anomaly in the southeastern Atlantic Ocean—coincident with a geomagnetic jerk—together with persistent gravity–magnetic coherence across the Bangui–Congo…

Influence of model resolution on the representation and contribution of Antarctic Intermediate Water to meridional salt…

This study investigates the influence of model resolution on the representation of Antarctic Intermediate Water (AAIW) hydrographic properties and the role of eddies in the meridi…

Validation of CIPS Version 5.20 PMC data

The Cloud Imaging and Particle Size (CIPS) instrument operated onboard the NASA Aeronomy of Ice in the Mesosphere (AIM) satellite from April 2007 to March 2023. CIPS was a nadir-v…

Determining the Magnetopause Location with SMILE-SXI using a Constrained Solar Wind Independent SWCX Model

• We determine the subsolar magnetopause location from simulated SMILE-SXI images using an improved SWCX emissivity model. • Our new model is solar wind independent, constrained, …

Biomarker-based  limnology of Great Salt Lake over the last two glacial cycles

Great Salt Lake (GSL), Utah, USA, is a large hypersaline lake currently experiencing desiccation due to water use and evaporation exceeding recharge. At times in the past it has…

Social Predictors of Mosquito Abundance and WNV Positivity in Oklahoma City, 2017--2023

West Nile Virus (WNV) is the most common mosquito-borne virus in the United States. Although most cases are asymptomatic or present with mild flu-like symptoms, a small percentage…

Evolution of P-wave anisotropy as an indicator of pre-failure deformation in shale

Detecting the early stages of damage in clay-rich rocks is essential for understanding fault mechanics and geological engineering processes. We present coupled uniaxial compressio…

Development of a Novel, Continuous-Time Dynamical Modelling Paradigm That Integrates the Cycles of Natural Resources wi…

Natural resource cycles operate under both physical constraints and socio-economic drivers. To represent these coupled dynamics, a mineral commodity model is developed by integrat…

Observation of a Downward Terrestrial Gamma-Ray Flash Associated with Dart Leaders of a Negative Cloud-to-Ground Lightn…

We report the observation of a downward Terrestrial Gamma-ray Flash (TGF) during the dart-leader stage in a negative cloud-to-ground lightning flash. The observation was recorded …

The Correlation Function for Magnetic Field Fluctuations at Ion Dissipation Scales in the Solar Wind

This study investigates energy dissipation in small-scale solar wind turbulence using a novel approach to autocorrelation function analysis leveraging high-resolution data from th…

Flooded Economies: Evaluating the Flood and Financial Risks of Inland Subsidence in the Spring Creek Watershed, Southea…

In southeast Texas, abundant groundwater withdrawal has caused permanent aquifer compaction, resulting in land subsidence. With the region’s projected population growth and increa…

Enhanced dry season moisture recycling in the Congo and Amazon rainforests

• Amazon and Congo rainforests recycle 20-24% of their rainfall and retain 32-41% of their evaporation locally. • Rainforest self-contribution to rainfall increases by 5% in the A…

Ripple-Induced Shock Reformation and Reconnection in Quasi-Perpendicular Shock Fronts

Shocks intrinsically exhibit nonstationary behaviors, which critically govern their dynamical evolution. Based on the Particle-in-cell (PIC) simulation, we investigate the surface…

Investigating Spatial Relationships Between Electrical Power Plants Emissions, County-Level Air Pollution, and Populati…

Air pollution is a persistent global public health challenge with well-documented links to respiratory and cardiovascular disease. In the United States, electrical power plants ar…

Integrating Atmospheric Physics and Spatiotemporal Machine Learning to Project Wildfire Smoke Exposure and Health Risks…

The catastrophic Canadian wildfire seasons of 2024-2025, including the devastating Jasper fire, underscore the escalating public health risk from wildfire smoke. Toronto and other…

Characterization of Permeability Architecture of Crystalline Hard Rock Formations using Geophysics and Borewell Logging

Water and solute transport in the vadose and saturated zone of crystalline hard rock formations are driven by complex flow phenomena, and modeling these processes at the hillslope…

Deep South China Sea Paradox: Eulerian Cooling Masks Lagrangian Warming

Deep-ocean temperature trends can differ fundamentally between Eulerian and Lagrangian frameworks. Using the eddy-resolving GLORYS reanalysis, we show that the deep South China Se…

From Lumped to Spatially Distributed Hydrologic Models: A Generalizable Data‑Driven Framework Across North America

Data-driven rainfall–runoff models have advanced rapidly, yet most still rely on lumped meteorological forcings that smooth out critical spatial variability in precipitation, land…

Landslide Conditioning Factors in the Hilly Regions of Bangladesh

Landslides are a common occurrence in the mountainous southeastern region of Bangladesh, which results in significant economic and human casualties yearly. A commonly employed str…

Storm-Time Coupling Across the Upper Atmosphere, Exosphere, and Ring Current

Recent modeling and observational studies of the terrestrial hydrogen exosphere report that during a geomagnetic storm, exospheric density can increase by up to 60% in the 2 – 10R…

Enhanced dry season moisture recycling in the Congo and Amazon rainforests

The rainforests of South America and Africa are considerably reliant on rainfall supplied by evaporation from the rainforests themselves through moisture recycling. Thus, rainfore…

FocoNet: transformer-based focal-mechanism determination

Traditional focal-mechanism determination primarily relies on fitting the first-motion polarities with grid-search algorithms. We develop a machine-learning based focal-mechanism-…

The Sq-EEJ current system in a context of global Cowling effects with theoretical simulation

Although the Sq-EEJ current system has been studied extensively, its precise formation mechanism remains unclear as a compound system of Hall and Pedersen currents. To address thi…

Stable Sediment Plumes Despite Tidewater Glacier Retreat in a South Greenland Fjord

Tidewater glaciers play a critical role in ice sheet mass loss and fjord hydrography, as meltwater runoff volume and injection depth can influence sediment transport, fjord circul…

Origin and effects of resolution-dependent discretization biases in ocean biogeochemical simulations

In this paper, we discuss the biases generated in numerical models of ocean biogeochemistry, which are discrepancies between the model’s mathematical solution and the numerical ap…

Slower erosion in carbonate landscapes due to partitioning of energy between surface and groundwater flow

Most widely used fluvial landscape evolution models infer discharge from a power-law scaling with drainage area. In settings with high permeability, this assumption can break down…

Carbon cycle perturbations in Deep Time and the Anthropocene: A Data-Driven Comparison of the Permian-Triassic and Mode…

Climate change, both in terms of global temperature as well as elevated CO2 concentrations, has been closely linked with biodiversity loss and past mass extinctions. Changes in th…

INTEGRATED MODELLING OF CLIMATE AND LAND USE CHANGE IMPACTS ON STREAMFLOW IN THE PENNAIYAR RIVER BASIN, TAMIL NADU, IND…

This study provided a comprehensive modelling assessment of future streamflow responses in the Pennaiyar river basin under a changing climate and evolving land use. CMIP6 Global C…

Plume-driven rifting around a craton without far-field extensional forces: Initiation and asymmetric development of dou…

The East African Rift System provides a unique tectonic setting to investigate the influences of mantle plumes on continental rifting in the absence of significant far-field exten…

Three-dimensional High-resolution Crustal Structure of Mount Isa Province, Northwest Queensland, revealed by Ambient No…

The Mount Isa Province in northern Australia represents one of the largest exposed Proterozoic crustal regions within the Australian continent and is recognized globally for its w…

Cirrus Cloud Thinning Simulations Constrained by Satellite Observations

The formation of cirrus clouds involves complex microphysical processes that remain difficult to simulate in numerical models, leading to uncertainties in predicting their respons…

Mars-like Hematite Spherules in Jurassic Aztec Sandstone from Nevada

A key early discovery of the Mars Exploration Rover Opportunity on Meridiani Planum was the hematite spherules that are a ubiquitous component of the Burns formation sandstones at…

Mapping soils in temperate humid mountains: Random forests highlights optimal covariates in Northern Italy.

As protection and conservation of habitats gain importance in the environmental policies of many countries, knowledge of the spatial distribution of soil types is increasingly nee…

Evaluating Spatial Resolution Boundaries of Shallow-Water Bathymetric Lidar Systems

Shallow waters are a challenging application area for high-resolution mapping using topobathymetric scanning lidar. Water surface distortion and water column scatter effects signi…

Consequential Social and Environmental Life-Cycle Assessment of Fusion Power Systems at Scale

Fusion power has the potential to provide energy with less environmental impact than other energy technologies. However, inventories of early-stage designs indicate wide variabili…

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