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Showing 3101 to 3150 of 5157 works

Effect of chemical disequilibrium during metal-silicate partitioning on the thermal state of the early core

In this study, we improved a previously published numerical model linking the core composition to the core temperature during accretion by introducing the possibility of chemical …

A climate-biodiversity funnel that accelerates action towards global goals

Joint action on climate and biodiversity is urgently needed to meet the goals of the Paris Agreement (PA) and Kunming-Montreal Global Biodiversity Framework (KM-GBF). Here, we ana…

A Two-Stage Fitting Method for Truncated Stem Diameter Distributions

Stem diameter distributions underpin growth projections, harvest scheduling, and carbon accounting, yet permanent sample plot inventories are routinely truncated by merchantabilit…

Biases due to widespread use of low-cost sensors for urban heat stress assessments

Urban heat stress is an area of critical research interest due to its relevance for public health and policy. Given the lack of operational-grade weather stations within cities, d…

It’s Not Just Risk—It’s Responsibility: Changing Drivers of Home Flood Protection

Private household adaptation is a critical yet underutilised element of flood resilience. Property-level measures might reduce up to 80\% of damage if adopted in a timely manner. …

Why are farmers in South India shifting from conventional ‘Green Revolution’ agriculture to natural farming? A mixed-me…

Introduction: The Green Revolution contributed to significant increases in crop production and yield in India. However, it also resulted in negative social and environmental conse…

Modelling the transport and dispersion of volcanic co-PDC ash clouds using NAME: an evaluation of source geometry and m…

Pyroclastic density currents (PDCs) are gravity currents that frequently form during explosive volcanic eruptions. These ground-hugging density currents consist of high-temperatur…

Homogenization of Elastic Wave Equation using Renormalization Group Theory

Seismic waves traveling through the Earth interact with heterogeneities of all scales along their path. Generally, we are interested in travel time associated with coarse-scale st…

Bending the Sierra Madre Oriental: A Paleocene Orocline

The Sierra Madre Oriental belt of the Mexican thin-skinned fold-and-thrust belt, which formed during the Late Cretaceous due to the subduction of the Farallon Plate beneath North …

Factors Affecting Aboveground Carbon Storage in Mixed Oak-Pine Forests: A Multiple Regression Analysis of Southeastern …

This study investigated the factors affecting aboveground carbon storage in mixed oak-pine forests of the southeastern United States, with a particular focus on the influence of s…

Unexpected canopy gain in Earth’s mangrove forests linked to natural expansion and regrowth

Mangroves have disappeared rapidly due to deforestation and sea-level rise but can also recover through natural regrowth and restoration. However, their long-term trajectory in ar…

Hidden in plain sight? Some challenges and needs for practical planetary biosignature exploration, both home and away-A…

Identifying organic molecular biosignatures for life is challenging. Most current analytical methods were developed on Earth sediments rich in total organic carbon (TOC), and thes…

Nature’s role in national security

The ability of a nation to protect its citizens, institutions, and interests from domestic and foreign threats is one of the foundational responsibilities of any government. Howev…

Anomaly detection of Synthetic Aperture Radar Interferograms with semi-supervised machine learning

The aim of this research is to detect Earth's deformation from Interferometric Synthetic Aperture Radar (InSAR) images through a semi-supervised machine learning algorithm called …

Unified Cross-Modal Learning for Hydrological Processes Using Multi-Task Transformer Framework

Most deep learning studies in hydrology adopt single-task frameworks that address individual variables such as rainfall or streamflow independently, limiting opportunities for sha…

A Weighted Fitting Approach for Diameter Distributions from Horizontal Point Sampling

Horizontal point sampling (HPS) produces size-biased tallies that cannot be fit directly with standard probability distributions without distorting diameter distribution estimates…

ForestCast: Forecasting Deforestation Risk at Scale with Deep Learning

Deforestation is a major threat to biodiversity and the stability of the climate. Current monitoring solutions provide reactive alerts only after deforestation has occurred, rende…

Local Prediction of Temperate Forest Structure in Eastern North America Using LiDAR, Radar, and Optical Data

Forest structure underpins the emergence of ecological patterns and processes yet remains costly to measure directly at broad scales. NASA’s Global Ecosystem Dynamics Investigatio…

Past, Present and Future of the Indus Water Treaty: Implications for Transboundary Water Governance Challenges and Mode…

The Indus Water Treaty has been applauded as a successful water sharing agreement to allocate the water of Indus River system between India and Pakistan. Yet a set of diplomatic, …

Formation of Parasequence-like Successions at Different Depositional Hierarchical Scales

The interpretation of parasequences is often complicated by ambiguities in the definition of key surfaces, uncertainties in interpretation of facies successions, varying data qual…

Arctic Plastification: Climate-driven amplification of plastic pollution through accumulation and fragmentation

Rapid warming of the Arctic, known as Arctic Amplification, is reshaping ice, ocean, and coastal systems in ways that alter how plastic pollution accumulates and transforms in the…

A new source-to-sink synthesis of the Middle Triassic Helsby Sandstone Formation (Sherwood Sandstone Group) river syste…

Sediment grain size and mineralogy change in sediment routing systems from source to sink. A better understanding of sediment routing allows improved predictions to be made of the…

Integrating Bayesian Inference and Supervised Learning for Predictive Modeling of Coffee Rust Incidence Among Kenyan Sm…

Hemileia vastatrix a pathogenic fungus which causes coffee leaf rust, has been a significant challenge to the sustainability of Arabica coffee production in Kenya, where smallhold…

DeepSubDAS: An Earthquake Phase Picker from Submarine Distributed Acoustic Sensing Data

Given the scarcity of seismometers in marine environments, traditional seismology has limited effectiveness in oceanic regions. Submarine Distributed Acoustic Sensing (DAS) system…

Bimodal Astroclimatic Modulation of ENSO Dynamics by Net Shortwave Solar Radiation

The persistent Spring Predictability Barrier (SPB) suggests that current ENSO models may omit a crucial external forcing. This study identifies and quantifies a bimodal, season-de…

Emerging Remote Sensing Tools for Comprehensive Cryosphere Assessment

This review synthesizes current remote sensing (RS) applications for monitoring Earth's cryosphere, encompassing ice sheets, glaciers, sea ice, snow cover, permafrost, and mountai…

Comparative Analysis of GHG Calculation Methodologies in Aviation

The aviation sector faces mounting pressure to deliver transparent, comparable greenhouse-gas (GHG) disclosures under European Sustainability Reporting Standards (ESRS). We provid…

Blue Nitrogen: Global Rates and Economic Importance

Nitrogen pollution drives widespread coastal ecosystem collapse. In this paper, we argue that mangrove forests represent an undervalued natural mitigation solution for nitrogen po…

Fallowed Heat Island: High surface temperature from fallowed agricultural lands increases nearby water demand and reduc…

Agricultural land fallowing is a practice of temporarily idling farmlands to maximize soil water storage, restore plant nutrients, and minimize soil erosion hazards. Despite the b…

Mars' Lowest and Highest Points Revisited

We present revised values for Mars’ extreme elevations using a blended digital elevation model (DEM) that combines altimetry collected from the Mars Orbiter Laser Altimeter (MOLA)…

A Static Enthalpy Equilibrium Approach to the Stability of Saturated Sands (Version 2)

This preprint presents a physical formulaton for the stability of saturated granular systems based on a static enthalpy equilibrium. The approach definnes equilibrium as the balan…

Aerial LiDAR Based, Source Resolved Methane Emissions Inventory: Permian Basin Case Study for Benchmarking U.S. Emissio…

Reducing methane emissions is one of the quickest ways to slow near-term warming, yet building accurate inventories to track progress towards reduction targets remains challenging…

Managing Squeezing Rock Mass with TBM Data Analysis: Rail Link Rishikesh – Karnaprayag (India)

The 125.2 km rail link Rishikesh–Karnaprayag in the Lesser Himalayas of India represents a benchmark in mechanized tunnelling through complex geology. This paper focuses on Tunnel…

Intermittent supershear rupture punctuated by barrier-induced stopping phase during the 2025 Mw 7.8 Myanmar Earthquake:…

Supershear rupture has been investigated by many studies, yet its exact characteristics during natural earthquakes are not fully clear, due to the paucity of near-field constraint…

Climate factors related to the dengue incidence in Costa Rica and future projections under scenario SSP5-8.5.

This article has three objectives: 1) modeling the climate-dengue relationship at the smallest administrative division (districts) using high-resolution data; 2) use of an objecti…

MPsizeBase: a database for particle size distributed and size aligned environmental microplastic data

Understanding the sources, dispersion, and health impacts of microplastic (MP) pollution requires quantitative observations in terms of MP number and/or mass concentrations. Measu…

Response of atmospheric convection to surface drying: new insights from isentropic analysis

There is strong evidence that the atmospheric moisture content of several solar system planets, including Earth, has varied over their lifetimes. A growing body of work also docum…

Nondimensional parameter regimes of Arctic ice keel-ocean flow interactions

Sea ice keels modulate upper-ocean momentum and mixing through internal wave (IW) generation, yet their effects are difficult to represent in climate models because their spatio-t…

Reversal of extreme precipitation trends over the Northeast US in response to aggressive climate mitigation in GFDL SPE…

Rapid reductions in greenhouse gas (GHG) concentrations are increasingly included in mitigation strategies, yet the response of regional climate extremes to such reductions remain…

Global presence and absence of ultra-low velocity zones as seen by Sdiff postcursors

The core-mantle boundary is a region of significant lateral heterogeneity. Two antipodal large low-velocity provinces (LLVPs) dominate the lower mantle, while smaller but more ext…

Complex Realities, Simple Signals? Global Evaluation of Early Warning Signals for Forest Mortality Events

Forests around the world are increasingly experiencing large-scale regional mortality events as a result of droughts and heat waves. Despite their considerable impacts on the mate…

Effects of cementation on the cyclic resistance of granular soils with presence of initial static shear stress

In engineering applications such as non-invasive cementation beneath existing structures or naturally induced cementation around piles, cementation can develop in soils that have …

Climate as the Primary Moderator: Towards Context-Driven Design and Implementation of Vertical Greenery Systems for Sto…

Urbanisation intensifies stormwater management challenges by expanding impervious surfaces, increasing flood risk and degrading water quality. Vertical Greenery Systems (VGS) are …

On radiocarbon near the epicenter of the 1908 Tunguska event

This paper is a continuation of a series of works, devoted to various aspects of the 1908 Tunguska event. A large number of hypotheses about its causes have already been put for…

Dead Sea Warming and the Origin of Salt Giants

Episodically, vast seas on Earth partly dried out, leaving deposits called “salt giants”. Recently, in addition to well-documented accelerated level decline and salt precipitation…

Probabilistic interpolation of crowdsourced meteorological data for higher-resolution gridded estimates of surface air …

Crowdsourced air temperature data from networks like Weather Underground offer dense spatial coverage and are increasingly used to study the canopy urban heat island (CUHI) effect…

Rethinking livestock futures: Integrating climate impacts and genomic technologies into global food security models

With the projected increase in the global population and food demand on a planet in climate crisis, the debate about the role of livestock continues to intensify. Animals farmed f…

Improving Landsat land surface temperature estimation in Google Earth Engine using NDVI-based emissivity

Land surface temperature (LST) data derived from satellite images are important for various applications, including mapping urban heat islands, analysing temporal and spatial temp…

High-frequency volcano seismic tremor at Mt. Etna, Italy: Insights from varying seismic-acoustic amplitude ratios

We present a comprehensive, high-resolution seismic and acoustic datasets from Mt. Etna, Italy acquiredthrough a large, unprecedented deployment of seismometers and microphones in…

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