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Showing 40051 to 40100 of 59105 works
Drivers of changes in shoreline position of two small reef islands in the West Philippine Sea
This study examines the variations in the shoreline position of two atoll reef islands in the West Philippine Sea, Pag-asa Island, and Lawak Island, and identifies the influence o…
Missing well logs prediction method based on K-nearest neighbors regression
In petroleum exploration, well logs are crucial for reservoir characterization. However, missing well logs frequently occur due to tool failures or economic constraints, which can…
A realistic climate strategy
The international climate strategy is failing. Current policies will act too slowly to prevent rising temperatures from crossing critical climate tipping points. IPCC assessments …
Greenhouse Gas (GHG) Emissions Poised to Rocket: Modeling the Environmental Impact of LEO Satellite Constellations
The proliferation of satellite megaconstellations in low Earth orbit (LEO) represents a significant advancement in global broadband connectivity. However, we urgently need to unde…
Targeting bias in algorithm optimization improves reconstructions of surface ocean pCO2
In order to fully understand current and future climate impacts from rising carbon emissions, it is crucial to accurately quantify the air-sea CO2 flux and the ocean carbon sink i…
Comprehensive Flood Impact Assessment for Iowa Bridge Infrastructure Using Integrated AHP and Fuzzy AHP Analysis
Flooding poses a significant threat to transportation infrastructure like bridges and culverts in regions like Iowa, where infrastructure deficiencies, unpredictable climate patte…
Comparative Analysis of Flood Risk Zoning and Susceptibility Assessment for the Western Corn Belt Plains using Geospati…
Flooding is among the most destructive natural hazards, causing severe socioeconomic and environmental impacts. Accurate flood susceptibility assessment is critical for effective …
Tidal flexure reveals effective elasticity in grounding zones on the Ross Ice Shelf
The grounding zones of Antarctic ice shelves are among the continent’s most dynamic regions, where floating ice shelves buttress grounded upstream ice and tidal forcing drives cyc…
Four-Decade Analysis of Fire Behavior in the Brazilian Caatinga Biome 1985-2023
The Caatinga, unique in northeastern Brazil, has species adapted to the semi-arid climate. Recurrent fires put its biodiversity at risk, highlighting the need for urgent measures …
The effects of rain on a Ka-band swath altimeter: lessons learned from the SWOT mission
The Surface Water and Ocean Topography (SWOT) mission offers unprecedented Ka-band swath altimetry measurements via its KaRIn instrument, but remains highly sensitive to signal at…
Impact of Marine Heatwaves and Coldwaves on CO2 in the South China Sea
Global warming is increasing the frequency and intensity of marine heatwaves (MHWs) in the South China Sea, while marine cold waves (MCWs) occur intermittently. Both phenomena inf…
A multiple asymmetric bilateral rupture sequence derived from the peculiar tele-seismic P-waves of the 2025 Myanmar ear…
A large strike-slip earthquake occurred in central Myanmar on March 28, 2025. The aftershock distribution suggests that the rupture of the mainshock propagated mainly to the south…
Differential Impacts of Marine Heatwaves and Coldwaves on Air-Sea CO2 Flux Across Global Oceans
The contrasting impacts of marine heatwaves (MHWs) and marine cold waves (MCWs) on the ocean carbon cycle remain insufficiently understood. Based on observational and reanalysis d…
How the Magnetic North Pole and Energetic Particle Precipitation Control Earth's Climate
The hypothesis that the position of the magnetic North Pole (Dip Pole) (latitude) ought to be very highly correlated with global temperature change on Earth has been tested and sh…
Deep source regions for back-arc volcanism in the Patagonian slab window imaged by finite frequency P and SH body wave …
The subduction of the Chile Ridge beneath South America beginning 12-16 Myr ago opened a gap in the subducting slab beneath southern Patagonia, which migrated northward and is loc…
Forecasting During Volcanic Crises
Forecasting during a volcanic crisis is vital to the preservation of life and mitigation of loss during eruption. Decisions on when, where and how to evacuate, where to send the e…
dageo: Data Assimilation in Geosciences
Data Assimilation combines computer models with real-world measurements to improve estimates and forecasts of dynamical systems such as oceans, atmosphere, and subsurface reservoi…
Volcano stratigraphy and mapping
Volcano-geologic mapping and stratigraphic reconstructions provide important information toward understanding patterns of edifice construction and destruction of volcanic systems,…
Assessing Future Ice Shelf Collapse Vulnerability in the ISMIP6 Ensemble
Understanding the possibility of future ice shelf collapses similar to the Larsen B is critical for improving sea-level-rise projections due to the restraint on upstream flow that…
Assessing the effectiveness of irrigator-driven groundwater conservation programs to drought: a case study of the north…
Groundwater pumping for irrigation has led to declining groundwater levels in agricultural areas around the world, including the U.S. High Plains Aquifer. Here, we used a process-…
Quantifying potential carbon dioxide removal via enhanced weathering using porewater from a field trial in Scotland
Enhanced weathering (EW) is cited as a promising carbon dioxide removal (CDR) strategy, and is being rapidly commercialized. Rigorous monitoring, reporting and verification (MRV) …
Introduction of a nature-based sustainable technology to mitigate climate change-driven water pollution in rivers and l…
Climate change is intensifying water stress around the world by disrupting the water quantity and quality of surrounding rivers, lakes, and streams. Sustainable water management t…
An Event-Based Framework for Estimating Annual Methane Emissions and Managing Emissions Data from Upstream Oil and Gas …
Accurate reporting of annual site-level methane emissions is increasingly required under emerging regulatory and voluntary frameworks in the oil and gas (O&G) sector. In this …
Google Earth Engine Approach in Monitoring of Mangrove Forest in Govatr Bay, on Oman Sea
This study investigates geomorphological changes influencing mangrove habitats along Iran's coastline using satellite photos to identify crucial sites for coastal management. Biog…
A New Fault Model for the 1933 Long Beach Earthquake, Long Beach Area, Southern California
Newly identified thrust faults and their corresponding thrust sheets, combined with recent micro-earthquake epicenters, better explain anomalous rupture data observed during the 1…
Dating Oligocene-Recent siliciclastic sediment sequences from the Norwegian Sea
The Norwegian Sea is crucial for ocean circulation and global climate and has therefore long been a focus in paleoceanography. However, precise dating of sediments has often prove…
Geoscientific Input Feature Selection for CNN-driven Mineral Prospectivity Mapping
In recent years, machine learning techniques such as convolutional neural networks have been used for mineral prospectivity mapping. Since a diverse range of geoscientific data ar…
Salinas Valley Integrated Hydrologic and Reservoir Operations Models, Monterey and San Luis Obispo Counties, California…
The area surrounding the Salinas Valley groundwater basin in Monterey and San Luis Obispo Counties of California is a highly productive agricultural area, contributes significantl…
Chaotic variability of the magnetic field at Earth's surface driven by ionospheric and space plasmas
It is shown that the universal chaotic/turbulent processes in space (solar wind and magnetosphere) and in ionospheric plasmas drive the chaotic temporal variability and determine …
Inequities in Indoor Exposure to Wildfire-Related PM2.5 Across the Contiguous United States
Exposure to wildfire smoke has been recognized as a major public health concern, but existing studies have focused on outdoor air, despite the fact that most people spend the majo…
Spatio-temporal variability in stable water isotopes of Brahmaputra river system and its implications
The Brahmaputra river system is one of Asia's largest and most dynamic transboundary rivers. Yet, significant investigations on the isotopic signature of its water are limited and…
Active Face Emissions: An Opportunity for Reducing Methane Emissions in Global Waste Management
This study used mobile surveys of ten Canadian landfills to assess how methane emissions varied across different landfill sources and operational conditions. The studied landfills…
Nuclear Winter Could Sever Urban Water Access Across the Northern Hemisphere
The continuous functioning of the underground water supply networks is essential for many aspects of modern civilization. Therefore, it is essential to keep such critical infrastr…
Multiple scattering of seismic waves in a heterogeneous magmatic system and spectral characteristic of long period volc…
Long-Period (LP) volcanic earthquakes are characterized by a relatively long duration codas and spectra containing pronounced spectral peaks. These peculiar spectral characteristi…
Embedding seismic scattering from seismograms
Heterogeneities in the Earth's crust scatter seismic waves at many scales, trapping seismic energy and producing coda waves that encode valuable information on geological structur…
Anthropogenic Interference in Aeolian Processes in Kerman Plain, Southeastern Iran
Dry climate, poor vegetation and relatively smooth topography are the most important factors that brought about wind erosion processes prevail in the Kerman plain. Aeolian sedimen…
Examining copper supply feasibility in decarbonization pathways: a mine-level dynamic approach
Primary copper production capacity is a major concern in light of estimates of future demand. This issue is not sufficiently taken into account in models providing decarbonization…
Finding the potential height of tropical cyclone storm surges in a changing climate using Bayesian optimization
We introduce a new framework for systematically exploring the largest storm surge heights that a tropical cyclone in a given climate can create. We calculate the tropical cyclone …
Volcano flank instabilities and lateral collapse
The gravitational instability and subsequent lateral collapse of a volcano is a common phenomenon observed in most types of volcanoes, from continental to oceanic environments. Bo…
The evolution of methane production rates from young to mature thermokarst 1 lakes
Thermokarst lakes, formed by permafrost thaw in the Arctic, are hotspots for methane (CH4) and carbon dioxide (CO2) emissions, and are expected to double permafrost carbon emissio…
Robust directional analysis of magnetic microscopy images using non-linear inversion and iterative Euler deconvolution
The first step in scientific data acquisition often involves analyzing entire samples, providing only a general characterization of the material. Enhancing data acquisition by imp…
Total Phosphorus trends in Mississippi and Atchafalaya River Basin Watersheds: Exploring the roles of streamflow and wa…
A consistent method of analyzing riverine phosphorus concentrations and load trends across subbasins of the Mississippi Atchafalaya River Basin (MARB) can indicate whether and whe…
Origin of Silicic Magmas at Kibblewhite Volcano: Implications for Bimodal Volcanism in the Kermadec Arc
Bimodal volcanism of basaltic and rhyolitic magmas in the Kermadec Arc has been attributed to the fractional crystallization of basaltic sources. However, new evidence from the Ki…
Estimate rainfall-runoff using Google Earth Engine in the Minab River Basin
The Soil Conservation Service Curve Number (SCS-CN) method is a widely accepted and reliable approach for estimating rainfall-runoff relationships within a watershed. This techniq…
Geomorphology of Meso-Yardang Formation and Evolution in Fahraj Plain, SE Iran: The Role of Stream Incision, Sandblasti…
The purpose of this study is to investigate on meso - yardags of Fahraj Plain in SE Iran. The playa on which the yardangs have taken shape has been divided into northern and south…
Rheological control of crystal fabrics on Antarctic ice shelves
Ice crystal fabrics can exert significant rheological control on ice sheets and ice shelves, potentially softening or hardening anisotropic ice by several orders of magnitude comp…
Ore deposits formed during crustal magmatism and related hydrothermal processes: Formation, beneficiation, and the envi…
Crustal magmatic systems that form volcanoes also produce mineral deposits that are important sources of critical metals. These include porphyry, epithermal, skarn, iron-oxide-cop…
Catastrophic “Hyperclustering” and Recurrent Losses: Diagnosing U.S. Flood Insurance Insolvency Triggers
Although a cornerstone of U.S. flood risk preparedness since 1968, the National Flood Insurance Program (NFIP), is burdened by insolvency. Despite pricing and risk assessment refo…
Multivariate Regression Analysis for Identifying Key Drivers of Harmful Algal Bloom in Lake Erie
Harmful Algal Blooms (HABs), predominantly driven by cyanobacteria, pose significant risks to water quality, public health, and aquatic ecosystems. Lake Erie, particularly its wes…
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