EarthArXiv @eartharxiv@qoto.org

3D insights into the structure and behaviour of Icelandic crystal mushes from gabbroic nodules
https://doi.org/10.31223/X5573H #PhysicalSciencesAndMathematics #GabbroicNodules #CrystalMush #MagmaPlumbingSystem #Plagioclase-richCumulates #StratifiedMagmaReservoirs #IcelandicVolcanism

Remote Sensing-Based Geospatial Analysis of Channel Migration Patterns in the Lower Shire Valley of the Shire River, Chikwawa District, Malawi
https://doi.org/10.31223/X5916T #Engineering #RemoteSensing #Gis #RiverChannelMigration #LateralMigration

Domain-Specific Embedding Models for Hydrology and Environmental Sciences: Enhancing Semantic Retrieval and Question Answering in RAG Pipelines
https://doi.org/10.31223/X5DQ71 #Education #Engineering #Domain-specificEmbeddings #Fine-tuning #Hydrollm #LargeLanguageModels(llm) #Retrieval-augmentedGeneration(rag) #SemanticRetrieval

Regional Responses to Oceanic Variability Constrain Global Drought Synchrony
https://doi.org/10.31223/X5JJ0W #CivilAndEnvironmentalEngineering #EarthSciences #EnvironmentalSciences #OceanographyAndAtmosphericSciencesAndMeteorology

Mapping Europe's Natural Hydrogen Potential: A Continental-Scale Geological Prospectivity Assessment
https://doi.org/10.31223/X5P735 #EarthSciences #NaturalHydrogen #Prospectivity #Mapping #Europe

Warming in the Western Mediterranean Fuels Wetter European Storms and Heightens Extreme Flood Potential Rapid Mediterranean warming brings extreme floods risks for Europe
https://doi.org/10.31223/X5XQ7P #EnvironmentalSciences

Deglaciation history and relative sea level changes since the Last Glacial Maximum in the southern Gulf of St. Lawrence, Canada
https://doi.org/10.31223/X5SX64 #EarthSciences #Geology #GeophysicsAndSeismology #Sedimentology #Stratigraphy

Conservation is Coherence: Introducing the Negawatt Philosophy of Lawful Design
https://doi.org/10.31223/X52F28 #CivilAndEnvironmentalEngineering #EcologyAndEvolutionaryBiology #EnvironmentalStudies #NaturalResourcesAndConservation #OperationsResearch,SystemsEngineeringAndIndustrialEngineering #OtherEnvironmentalSciences #OtherPhysics #OtherPlanetarySciences #Sustainability #SystemsBiology #NegawattPhilosophy #ConservationAsCoherence #LawfulDesign #Negatrope #ProofOfConservation #StructuralYield #Thermodynamics #EntropyAndNegentropy #SystemsThinking #BiosphericCoherence #EcologicalJurisprudence #RegenerativeEconomics #DesignIntelligence #Sustainability #RealZero

GROW: A Global Time Series Dataset for Groundwater Studies within the Earth System
https://doi.org/10.31223/X5673T #PhysicalSciencesAndMathematics #Groundwater #Global #Data #MachineLearning #Modelling

Variable methane–arsenic interactions in groundwater of Northern Bangladesh revealed by stable isotopes and geochemical analyses
https://doi.org/10.31223/X59X5D #PhysicalSciencesAndMathematics #GroundwaterContamination #StableIsotopes #IronOxides #MethaneFormationAndOxidation #Bangladesh #ArsenicMobilisation #StableIsotopes #IronOxides #MethaneFormationAndOxidation

Leveraging Large Language Models for Automating Water Distribution Network Optimization
https://doi.org/10.31223/X5FQ7B #Engineering #WaterDistributionNetwork #LargeLanguageModel #AiAgent #Deepseek #HydraulicOptimization

Regional Variability of Drought-Crop Sensitivities Across Iowa Using Unsupervised Learning
https://doi.org/10.31223/X5KF1J #Engineering #DroughtSensitivity #CropYieldVariability #PrincipalComponentAnalysis #K-meansClustering #CornAndSoybeanYields #IowaAgriculture.

Crystal cargo perspectives on magma assembly and dynamics during the 2021 Tajogaite eruption, La Palma, Canary Islands
https://doi.org/10.31223/X5Q74V #Volcanology #TajogaiteEruption #CanaryIslands #EruptionDynamics #PetrologicalMonitoring

Glacier algae spatial and temporal variability at the Qaanaaq Ice Cap (Northwest Greenland)
https://doi.org/10.31223/X5TX52 #Glaciology #PhysicalSciencesAndMathematics #GlacierMonitoring #ArcticGlaciology #RemoteSensing #IceBiology #IceCap

Constraining the paleoclimate and paleoecology of the Selandian – Thanetian transition in the Lower Wilcox, Texas Gulf Coast
https://doi.org/10.31223/X5ZQ8C #EarthSciences #Geochemistry #Sedimentology #Stratigraphy #CarbonCycle #Geochemistry #Palynology #Paleocene

Assessing the impact of automatically derived depth phases on the determination of earthquake hypocentres – application to the South America subduction zone
https://doi.org/10.31223/X53F16 #GeophysicsAndSeismology #DepthPhases #EarthquakeRelocation #SouthAmericanSubductionZone

A quasi-real-time system for automatic local event monitoring in Germany
https://doi.org/10.31223/X5774H #GeophysicsAndSeismology #SeismicLocation #Python #Nonlinloc #Germany #MachineLearning

Assessing the impact of automatically derived depth phases on the determination of earthquake hypocentres – application to the South America subduction zone
https://doi.org/10.31223/X53F16 #GeophysicsAndSeismology #DepthPhases #EarthquakeRelocation #SouthAmericanSubductionZone

A quasi-real-time system for automatic local event monitoring in Germany
https://doi.org/10.31223/X5774H #GeophysicsAndSeismology #SeismicLocation #Python #Nonlinloc #Germany #MachineLearning

Assessing the plausibility of direct constraints on ancient atmospheric pCO2 from fluid inclusions in halite: A theoretical and experimental approach
https://doi.org/10.31223/X5BX5Q #EarthSciences #PhysicalSciencesAndMathematics #FluidInclusions #Earth'sAncientAtmosphere #Co2 #Halite