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Showing 39751 to 39800 of 59105 works
Deglaciation history and relative sea level changes since the Last Glacial Maximum in the southern Gulf of St. Lawrence…
During the last glacial period, continents and surrounding shelves in high latitude regions of the Northern Hemisphere were covered by ice sheets. Their retreat during the late Pl…
Conservation is Coherence: Introducing the Negawatt Philosophy of Lawful Design
This paper articulates the Negawatt Philosophy, reframing conservation not as omission or moral restraint, but as the structural intelligence that sustains life and preserves bios…
GROW: A Global Time Series Dataset for Groundwater Studies within the Earth System
Groundwater is a central component of the Earth system. However, our understanding of how it is dynamically interlinked with the atmosphere, hydrosphere, cryosphere, biosphere, ge…
Variable methane–arsenic interactions in groundwater of Northern Bangladesh revealed by stable isotopes and geochemical…
The reductive dissolution of arsenic (As)-bearing Fe(III) (hydr)oxides is widely regarded as the primary mechanism driving As mobilisation into groundwater in the aquifers of Bang…
Leveraging Large Language Models for Automating Water Distribution Network Optimization
Effective management of Water Distribution Networks (WDNs) is essential to ensure efficient and reliable water supply in cities. However, many management tasks require complex sys…
Regional Variability of Drought-Crop Sensitivities Across Iowa Using Unsupervised Learning
Understanding the spatial variability of crop drought sensitivity is critical for improving agricultural resilience in the face of climate change. This study presents a station-le…
Crystal cargo perspectives on magma assembly and dynamics during the 2021 Tajogaite eruption, La Palma, Canary Islands
The 2021 eruption of Tajogaite was the longest duration eruption, most voluminous, and had the largest human impact in recorded history on La Palma, Canary Islands. Extensive geop…
Glacier algae phenology on the Qaanaaq Ice Cap (Northwest Greenland)
Glacier algae are relevant factors in the darkening phenomenon of glaciers, especially at the margins of the ice sheets. This study focuses on glacier algae variation during summe…
Constraining the paleoclimate and paleoecology of the Selandian – Thanetian transition in the Lower Wilcox, Texas Gulf …
The Selandian–Thanetian Transition Event (STTE) represents a relatively understudied interval of carbon cycle instability and environmental disruption during the Paleocene. This s…
Assessing the impact of automatically derived depth phases on the determination of earthquake hypocentres – application…
Accurate earthquake hypocentres are fundamental to a wide range of geophysical studies, yet source depth remains poorly constrained in teleseismic earthquake catalogues. Near sour…
A quasi-real-time system for automatic local event monitoring in Germany
We present TieBeNN, a wrapper that integrates open-source, state-of-the-art seismic monitoring tools, including advanced machine learning--based approaches, to enhance the German …
Assessing the plausibility of direct constraints on ancient atmospheric PCO2 from fluid inclusions in halite: A theoret…
Fluid inclusions in halite formed in surficial environments have recently gained attention for their ability to capture and preserve samples of ancient air, and by mechanical decr…
Glacier or Not? The Importance of Nuance in Definitions of Vanishing Glaciers
Glaciers provide critical ecosystem services, including water resources, biodiversity, cultural value, and climate signals. But what makes a glacier a glacier? Dierent definitions…
Carbon removal trading can promote economic growth in the Global South but could undermine food and energy security
A fundamental mismatch between countries’ carbon dioxide removal (CDR) responsibilities and their domestic capacities to fulfil them poses a major challenge to achieving the Paris…
Simulated Soil Respiration is Sensitive to Soil Hydraulic Properties from Intact vs. Repacked Cores
Soil hydraulic properties, such as water retention and hydrodynamics, play a pivotal role in regulating belowground carbon (C) storage by influencing microbial activity and nutrie…
Embedding Symbolic Power in the Relational Turn
Understanding how nature’s values become institutionalised, while others are marginalised, is central to advancing sustainability transformations. The relational turn in sustainab…
Could seismo-volcanic catalogues be improved or created using weakly supervised approaches with pre-trained systems?
Real-time monitoring of volcano-seismic signals is complex. Typically, automatic systems are built by learning from large seismic catalogs, where each instance has a label indicat…
Satellite Remote Sensing-Based Crop Cover Classification over Europe: Accuracy of Different Methodological Approaches
Crop maps play an important role in a variety of applications, from calculating crop areas and forecasting food production quantities to the analysis of agri-environmental interac…
Aquascan: Graph-Based Learning for Distributed Marine Sensing
Marine monitoring faces unprecedented challenges as climate change and human activities reshape ocean ecosystems. Traditional tracking methods struggle with the scale and complexi…
The Subseasonal North Atlantic Oscillation is a Quasi-Semiannual, Propagating Disturbance
The North Atlantic Oscillation (NAO) is a well-studied mode of regional climate variability, associated with fluctuations in sea-level pressure (SLP), storm tracks, and the North …
Hydro3DJS: A Modular Web-Based Library for Real-Time 3D Visualization of Watershed Dynamics and Digital Twin Integration
Effective visualization of hydrological data is essential for interpreting flood risk and supporting environmental decision-making. This study presents Hydro3DJS, a lightweight, b…
Spatial Analysis of Lead (Pb) Contamination in Soils of the Savar Industrial Zone, Bangladesh Using QGIS-Based Interpol…
Lead (Pb) contamination poses significant environmental and public health risks in industrial regions. This study employs Geographic Information Systems (GIS) to assess the spatia…
Spatial Analysis and Heatmap Visualization of Groundwater Arsenic Contamination in Dhaka and Mymensingh Divisions, Bang…
Arsenic contamination in groundwater poses a critical public health threat in Bangladesh, particularly in its central and northern regions. This study investigates the spatial dis…
Steady crevasse location in Pâkitsoq, Greenland over one decade: Results from MimiNet, a new deep-learning model for cr…
If crevasse fields deliver meltwater to the bed of the Greenland Ice Sheet, it would affect seasonal ice flow speeds and total mass balance. The best current automated tool to map…
River Network HyperGraphs and Transportation Network HyperGraphs: A Graph-Theoretic Approach for Geoscientific and Civi…
River Network Graphs and Transportation Network Graphs are classical models that represent river systems and transportation infrastructures as vertices and edges, respectively, an…
Simultaneous spectral induced polarization and X-ray µCT imaging to investigate pore-scale dynamics and geoelectrical r…
Understanding the interplay between pore-scale fluid distribution and bulk electrical properties is critical to improving petrophysical models of partially saturated porous media.…
Hydraulic Fracturing in a Confined Space System: Stress State, Fracture Space, and Production Enhancement Mechanism
Existing mechanical models for hydraulic fracturing technology are established based on open space systems, assuming fractures are primarily formed through tensile failure. Howeve…
More than a buzzword? Mapping interpretations of the 'polycrisis'
“Polycrisis” leapt from Davos into everyday policy talk, yet its meaning remains fluid and sometimes contradictory. To take stock, we asked fifty experts to sort key statements, a…
On the demise of Whistler, Horstman and Blackcomb Glaciers, southwest British Columbia, Canada: historical use, recent …
Atmospheric warming is causing glaciers worldwide to retreat and disappear, with repercussions for nearby communities. Effects of glacier retreat have been especially consequentia…
Climate Resilient Agriculture Vulnerability Mapping of Indian Districts – Directions for Future Policy Planning
Climate change poses significant risks to agriculture, especially in agro-dependent, climatevulnerable regions and states of India. This study applies a machine learning-based Lon…
The case for continuing VIPER - a critical milestone on the journey back to the Moon
NASA's VIPER mission was designed to explore the Moon's south pole region, with a primary objective of identifying and characterising volatile compounds such as water ice. Despite…
‘You can’t blame people for risky choices if there are no better options’: Household water safety in the Dominican Repu…
Household water insecurity, fractured systems of water delivery, and intermittent water supply hamper efforts to ensure that the water households consume is safe. Household water …
The 4th Global Coral Bleaching Event: Ushering in an era of near-annual bleaching
Increasingly frequent marine heatwaves have escalated the prevalence and extent of mass coral bleaching events. Global-scale coral bleaching events (GCBE) can unfold when marine h…
Machine Learning Insights into the Geochemical Life Cycle of the Columbia River Flood Basalts
Flood basalts are challenging to characterize in detail, despite enormous their erupted volumes, due to their age and chemical homogeneity. Here we explore machine learning (ML) a…
Chapter 2.4: Volcanic gas impacts
Volcanic gases can pose a long-term hazard as they may be released during eruptive and non-eruptive periods. Acidic plumes, diffuse degassing, limnic eruptions and release of gase…
Are All Tipping Points Predictable? A Test of Early Warning Signal Theory on Three Distinct Holocene Climate Events
The detection of Early Warning Signals (EWS) in noisy paleoclimate time series is a significant analytical challenge. Previous studies have often focused on individual events or s…
The air pollution benefits of low severity fire
Larger and more frequent wildfire events in Western North America in recent years have resulted in extensive human and environmental damage, and are reversing decades of air quali…
The formation and evolution of the supraglacial weathering crust on the Greenland Ice Sheet
The formation and evolution of the supraglacial weathering crust on the Greenland Ice Sheet
Seasonality and declining intensity of methane emissions from the Permian and nearby US oil and gas basins
We quantify weekly methane emissions and trends from oil and gas production in the US Permian Basin for 2019–2023, and in nearby basins for 2022–2023, by analytical inversion of T…
Multi-Model Machine Learning Analysis of Urban Temperature Trends: A Comparative Study on Climate Change Impacts in U.S…
Urban temperature prediction is critical for regional climate planning, environmental monitoring, and thermal hazard mitigation. This study employs a multi-model supervised machin…
Continental-Scale Carbonate Sedimentation and Environmental Correlates of the Shuram-Wonoka Excursion
Strata of the Ediacaran Period record many Earth-Life features that distinguish the Neoproterozoic-Phanerozoic transition. However, it is difficult to determine cause and effect r…
Determination of REE abundances and Eu isotope ratio in GSJ and NIST feldspar reference standards (JF-1, JF-2, SRM 70a,…
Rare earth element (REE) concentrations in feldspars provide valuable information for understanding geochemical implications during the evolution of igneous rocks due to magma dif…
AI-Assisted Voice Enabled Computing Framework for Hydrological Analysis
This work presents a web-based, voice-enabled, no-code platform for AI-assisted hydrological analysis. The system allows users to interact through natural language—via both text a…
The rapid progress of climate change requires effective concepts for protecting people indoors
According to the latest forecasts from the United Nations, it is highly likely that we will miss by a wide margin the 1.5 °C climate target set in the Paris Agreement in 2015. Rat…
Topological and Information-Theoretic Analysis of Climate-Driven Indonesian Throughflow Dynamics
The Indonesian Throughflow (ITF) represents the sole tropical pathway connecting Pacific and Indian Oceans, yet quantitative understanding of climate mode influences on its variab…
Runoff potential index for upland-lowland drought assessment in rainfed rice using earth observation and mechanistic cr…
Drought vulnerability assessment in agricultural systems remains increasingly critical under climate change, yet current approaches are constrained by limitations of existing topo…
Dynamics of the last ice sheet on the northern fringe of Poland: reconstruction inferred from landform analysis and 10B…
The paper presents new results of glacial landforms mapping and analysis based on high resolution Digital Elevation Model (DEM), and 10Be surface exposure dating of erratic boulde…
Field evidence for non-linear IP effects in a volcanic hydrothermal system using reciprocal data.
In electrical geophysical methods it is often assumed that the resistivity or chargeability, behaves linearly with the applied electrical current. However, non-linearity has been …
Mapping upper mantle discontinuities beneath the Australian continent using multimode surface waves and receiver functi…
Spatial distributions of upper mantle discontinuities beneath the Australian continent are mapped using a large number of station-based 1-D S-velocity profiles with radial anisotr…
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