EarthArXiv @eartharxiv@qoto.org

The Evolution of Digital Twins in Hydrology and Environmental Science: From Physical Models to AI-Assisted Autonomous Systems
https://doi.org/10.31223/X5DJ2D #CivilAndEnvironmentalEngineering #EnvironmentalEngineering #DigitalTwin(dt) #HydrologicalModeling #WaterResourcesManagement #Ai-assistedAutonomousSystem #Decision-support

Persistent Geochemical Zonation (“Striping”) within the Galápagos Mantle Plume
https://doi.org/10.31223/X5JB4B #EarthSciences #PhysicalSciencesAndMathematics #Galápagos #MantlePlume #Geochemistry #IsotopicZonation #MantleDynamics

Coupling Coordination and Driving Mechanisms of Land Use and Ecosystem Service Value in the Central Yunnan Urban Agglomeration
https://doi.org/10.31223/X5P180 #EnvironmentalStudies #Keywords:LandUseChange #EcosystemServiceValue(esv) #CouplingCoordinationDegreeModel #Geodetector #Human-landSystemCoordinationMechanism #CentralYunnanUrbanAgglomeration

HydroScholar AI: A Collaborative Agent for End-to-End Automated Hydrological Research Lifecycle
https://doi.org/10.31223/X5SV05 #ComputerSciences #EarthSciences #EnvironmentalSciences #PhysicalSciencesAndMathematics #AgenticAi #LargeLanguageModels #HydrologyWorkflows #Provenance #Human-in-the-loop #IntegratedResearchEnvironment #ComputationalReproducibility

Assessing Future Temperature and Precipitation Responses to Solar Radiation Management in Bangladesh: A Comparative Analysis with SSP Scenarios
https://doi.org/10.31223/X5XJ3F #OtherLifeSciences #Geoengineering #Geomip6 #Climate #Cmip6 #Bangladesh

Geochemical and granulometric fingerprints of 8,200-year Westerly variability recorded in inner-fjord lake sediments from Central Svalbard
https://doi.org/10.31223/X5719B #EarthSciences #EnvironmentalSciences #PhysicalSciencesAndMathematics #WesterlyWinds #LakeSediments #Spitsbergen #Holocene #SedimentProvenance #EndMemberModelling

From geochemical to biogeochemical cycles: an organizational view of how (and why) life shaped its conditions of existence
https://doi.org/10.31223/X52773 #Biochemistry,Biophysics,AndStructuralBiology #Biodiversity #Biogeochemistry #EarthSciences #LifeSciences #OrganizationalApproach #ClosureOfConstraints #BiogeochemicalCycles #BiologicalAutonomy #OriginOfLife #EarthSystem

Calculation of Slope Terrain Movement Rate from Tree Trunk Deformation
https://doi.org/10.31223/X56191 #Engineering #Slope #Terrain #Movement #Rate #Deformation #TreeTrunk

Inverse computational morphology of debris and alluvial fans
https://doi.org/10.31223/X59R2J #GeographicInformationSciences #Geomorphology #HydraulicEngineering #Hydrology #NumericalAnalysisAndScientificComputing #DebrisFlow #AlluvialFan #FanProfile #Morphometry #ComputationalGeometry #ShortestPathMap

Modeling PDC cutter-rock interactions using finite discrete element method for geothermal drilling applications
https://doi.org/10.31223/X5FJ4G #EarthSciences #PhysicalSciencesAndMathematics #FiniteDiscreteElementMethod #PolycrystallineDiamondCompactCutter #NumericalModeling #FractureMechanics #GeothermalDrilling

Automated Detection of Slow Slip Events from InSAR: Application to the North Anatolian Fault
https://doi.org/10.31223/X5K77R #EarthSciences #PhysicalSciencesAndMathematics #TectonicsAndStructure #SlowSlipEvents #NorthAnatolianFault #SarInterferometry #Strike-slipFault

PharmGuard: A blockchain and LLM-integrated framework with provenance-aware anomaly scoring for securing pharmaceutical supply chains
https://doi.org/10.31223/X5Q19P #ComputerEngineering #Blockchain #LargeLanguageModel #PharmaceuticalSupplyChain #SmartContracts #AnomalyDetection #Provenance-awareScoring #DrugTraceability #DscsaCompliance

Paleomagnetic data from the Qaidam Block quantify post-middle Triassic convergence preceding eastern Eurasian assembly
https://doi.org/10.31223/X5TR0F #Geology #KeyPoints:• aNewMiddle–lateTriassic(~240Ma)PaleomagneticPoleFromTheQaidamBlockIndicates~19°PaleolatitudinalSeparationFromEurasia.• theQaidamAndNorthChinaBlocksMovedInUnison #LikePartOfASingle #CoherentPlate #DuringTheTriassic• aCryptic #PerhapsBuriedSutureThatAccommodatedMajorPost-triassicConvergence #LikelyBelowTheTarimBasin

Quantifying the Regional Dynamics and Redistribution of Physical Vulnerability in Least Developed Countries
https://doi.org/10.31223/X5ZJ44 #CategoricalDataAnalysis #CivilEngineering #EnvironmentalIndicatorsAndImpactAssessment #EnvironmentalMonitoring #GeographicInformationSciences #OtherComputerSciences #PhysicalAndEnvironmentalGeography #RemoteSensing #SpatialScience #StructuralEngineering #PhysicalVulnerability #Probabilistic #LeastDevelopedCountries #RemoteSensing #DeepLearning #Spatiotemporal

Simulation of Groundwater Flow To Evaluate Hydrogeologic Controls on a PFAS Plume, Coakley Landfill Superfund Site, Rockingham County, New Hampshire
https://doi.org/10.31223/X53761 #EarthSciences #EnvironmentalHealthAndProtection #EnvironmentalSciences #Geology #Hydrology #PhysicalSciencesAndMathematics #WaterResourceManagement #Pfas #Superfund #GroundwaterModel #NewHampshire #Landfill #FracturedBedrock #ContaminantTransport

Geochemical and granulometric fingerprints of 8,200-year Westerly variability recorded in an inner-fjord lake sediments from Central Svalbard
https://doi.org/10.31223/X5719B #EarthSciences #EnvironmentalSciences #PhysicalSciencesAndMathematics #WesterlyWinds #LakeSediments #Spitsbergen #Holocene #SedimentProvenance #EndMemberModelling

Longitudinal stress induced by basal slippery patch
https://doi.org/10.31223/X50J2P #PhysicalSciencesAndMathematics

Closure of Constraints in the Earth System: Biogeochemical Cycles and Planetary-Scale Biological Organisation
https://doi.org/10.31223/X5477Q #EarthSciences #LifeSciences #SystemsBiology #ClosureOfConstraints #BiologicalOrganisation #EarthSystem #BiogeochemicalCycles #Gaia #PhilosophyOfBiology

First Characterisation of P-band Scattering Mechanisms from Orbit in Lower Shire Valley, southern Malawi, using ESA Biomass Imagery
https://doi.org/10.31223/X57X99 #EarthSciences #TerrestrialAndAquaticEcology #EsaBiomassMission #Malawi #PolarimetrySar #P-band #Pypolsarpro #Vegetation

Aerosol Removal and Solar Decline Drive Post-1980 Surface Warming Acceleration
https://doi.org/10.31223/X5CR25 #PhysicalSciencesAndMathematics #AerosolRadiativeForcing #SolarVariability #AerosolOpticalDepth #RadiativeForcing #ClimateProjections