EarthArXiv @eartharxiv@qoto.org

Integrating climate projections and machine learning to predict survival of drought resistant trees for climate smart reforestation
https://doi.org/10.31223/X5878B #PlantSciences #ClimateChange #DroughtResilience #TreeSurvivalPrediction #ExplainableMachineLearning #Climate-smart
reforestation.

Navigating the Complexity of Environmental Migration In the Context of Climate Change: Interdisciplinary Reflections on Concepts and Methods
https://doi.org/10.31223/X5CX85 #SocialAndBehavioralSciences #EnvironmentalMigrationAndMobilities #Climate #CompoundHazard #Livelihood #Habitability #ComplexAdaptiveSystem #Agent-basedModelling

A comprehensive study of the CO2-O2 isotope exchange technique to standardize triple oxygen measurements in CO2
https://doi.org/10.31223/X5HR2D #EarthSciences #Geochemistry #TripleOxygenIsotope #FractionationFactor #ThermalDiffusion #ColdZone

A research roadmap for assessing the feasibility of warming Mars
https://doi.org/10.31223/X5NF5P #AstrophysicsAndAstronomy #CivilAndEnvironmentalEngineering #EarthSciences #PlanetarySciences #Terraforming #Mars #Biosphere #Habitability #ClimateEngineering #EarthSciences #PlanetarySciences

A Multi-Dimensional Framework for Diagnosing Inconsistencies in Remote Sensing-Based Ecosystem Assessment
https://doi.org/10.31223/X5S77M #EnvironmentalSciences #EnvironmentalStudies #Geography #NetPrimaryProductivity(npp) #AbovegroundBiomass(agb) #AbovegroundBiomass(agb)spectral–structuralMismatch #Casa–modisComparison.

Vehicle-Based Methane Detection, Attribution, and Quantification in the Upstream Oil and Gas Sector: Method Overview and Controlled Release Validation
https://doi.org/10.31223/X5WZ04 #EnvironmentalSciences #MethaneDetection #Vehicle-basedMeasurement #EmissionQuantification #ControlledReleaseExperiment #SourceAttribution

Sustained Decline of Annual Snow Cover Area in the Sikkim Himalaya (1987–2025): Multi-Sensor Remote Sensing on Google Earth Engine, Machine Learning, and Projections to 2100
https://doi.org/10.31223/X51R22 #Climate #Glaciology #Hydrology #PlanetaryGlaciology #PlanetaryHydrology #RemoteSensing #SnowCoverArea;NormalisedDifferenceSnowIndex;EasternHimalaya;Sikkim;Landsat;Sentinel-2;GoogleEarthEngine;Mann–kendallTrend;MachineLearning;FutureProjections

High-Alkalinity Algal Cultivation with Direct Air Capture: An Economic Feasibility Analysis
https://doi.org/10.31223/X5JN32 #Engineering #AlgalBiofuels #HighAlkalinityCultivation #Techno-economicAnalysis(tea) #LifeCycleAssessment(lca)

Rules-Based Systems Modeling for Hydropower Forecasting in Multi-Objective Reservoir Systems: Application to California's Central Valley Project
https://doi.org/10.31223/X5PF6C #CivilAndEnvironmentalEngineering #Engineering #EnvironmentalEngineering #CentralValleyProject #Hydropower #Calfews #FinancialRisk

Learning unresolved coastal dynamics in hydrodynamic models
https://doi.org/10.31223/X5T47W #FluidDynamics #Oceanography #CoastalExtremes #StormSurge #BiasCorrection

Control of natural hazard events through emergency landscaping
https://doi.org/10.31223/X52N2B #Geomorphology #NatureAndSocietyRelations #PhysicalAndEnvironmentalGeography #NaturalHazards #Wildfires #Flooding #CoastalStorms #VolcanicEruptions #Human-environmentalCoupledSystems

Making a difference takes time: assessing the impact of Colombian public land acquisitions on forest cover in the Andes
https://doi.org/10.31223/X56F61 #EnvironmentalStudies #GeographicInformationSciences #HumanGeography #NatureAndSocietyRelations #RemoteSensing #PublicLandAcquisitions #ForestCover #RigorousImpactEvaluation #ColombianAndes

How Do Discrete Global Grid Systems Actually Perform? A Systematic Benchmark Across Geometry, Computation and Relational Joins
https://doi.org/10.31223/X5B47J #ComputerAndSystemsArchitecture #DatabasesAndInformationSystems #EarthSciences #GeographicInformationSciences #SoftwareEngineering #SpatialScience #Dggs #DiscreteGlobalGridSystems #Benchmark #SpatialJoin #SpatialDatabases #RelationalDatabase

Detecting and Explaining Persistent Road Underdevelopment in Greater Accra Region Using Multi-Temporal Geospatial Data and Machine Learning
https://doi.org/10.31223/X5FZ1G #Engineering #PhysicalSciencesAndMathematics #RoadSurfaceClassification #PersistentInfrastructureUnderdevelopment #GeospatialMachineLearning #SpatialClustering.

Recent intensification of eastern Pacific ENSO is unprecedented across the last millennium
https://doi.org/10.31223/X5KN20 #OceanographyAndAtmosphericSciencesAndMeteorology #Enso #Coral #Galapagos #ClimateVariability

When Irrigation Cannot Keep Pace: Aridification, Crop Composition, and the Spatial Concentration of Agricultural Water Use Efficiency Decline in Central Chile
https://doi.org/10.31223/X5QF59 #BioresourceAndAgriculturalEngineering #WaterUseEfficiency #Megadrought #Aridification #Spei #Chile #Npp/et #CropComposition

Challenges with Developing a Measurement-Based Basin Methane Intensity Estimate: A Case Study from the Haynesville
https://doi.org/10.31223/X5V48K #EnvironmentalIndicatorsAndImpactAssessment #EnvironmentalMonitoring #Oil,Gas,AndEnergy #Methane #MethaneIntensity #Measurement-informedInventory #GreenhouseGasInventory #OilAndGas #HaynesvilleBasin #MethaneIntensity #Measurement-basedInventory #GreenhouseGasInventory #OilAndGas #HaynesvilleBasin

Increasing lifetime exposure to extreme fire weather under climate change in Europe
https://doi.org/10.31223/X5ZZ0R #EarthSciences #FireWeather #FireWeatherIndex #LifetimeExposure #Projections #Europe #Portugal

Reduced geomagnetic shielding increased UV-B radiation at Earth’s surface during the Laschamps Event
https://doi.org/10.31223/X53N31 #AstrophysicsAndAstronomy #AtmosphericSciences #Biochemistry #Biogeochemistry #Biology #EarthSciences #EcologyAndEvolutionaryBiology #EnvironmentalChemistry #EnvironmentalSciences #Geology #GeophysicsAndSeismology #LifeSciences #OceanographyAndAtmosphericSciencesAndMeteorology #OtherLifeSciences #Paleobiology #PhysicalAndEnvironmentalGeography #PhysicalSciencesAndMathematics #PlanetaryGeochemistry #PlanetaryGeology #PlanetaryGeophysicsAndSeismology #PlanetarySciences #SocialAndBehavioralSciences #StatisticsAndProbability #SurfaceUv-bRadiation #Geodynamo #LaschampsExcursion #Pollen #OzoneLayer

Direct quantification of solar-induced chlorophyll fluorescence using compact solar-blind optical radiometers
https://doi.org/10.31223/X57B69 #Biogeochemistry #EarthSciences #EnvironmentalMonitoring #EnvironmentalSciences #Optics #PhysicalSciencesAndMathematics #Physics #Solar-inducedChlorophyllFluorescence #Sif #Photosynthesis #ProximalRemoteSensing #Solar-blindRadiometer #Fabry-perotInterferometer #AtmosphericOxygen