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Showing 36201 to 36250 of 59105 works

Carbonated Mantle Lithosphere from the Western Canadian Cordillera

Carbonated mantle is a significant source for many alkaline magmas, yet carbonate minerals are rarely preserved in samples of mantle lithosphere. Here, we report the first occurre…

Automated underwater image analysis reveals sediment patterns and megafauna distribution in the tropical Atlantic

The deep sea environment comprises diverse flora, fauna and habitats, whose characterisation is key towards our collective understanding of ocean health and resilience. Whereas di…

Phase-equilibrium geobarometers for silicic rocks based on rhyolite-MELTS. Part 5: Principles for multiple-phase geobar…

The quartz + feldspar rhyolite-MELTS phase-equilibrium geobarometer is a useful tool for calculating equilibration pressures of rhyolitic magmas. However, it is somewhat limited b…

A new subsurface temperature model for Ireland from joint geophysical–petrological inversion of seismic, surface heat f…

High-quality maps of subsurface temperature and the geothermal gradient are useful when assessing the geothermal potential of a region. However, determining geothermal potential i…

Land conversions not climate effects are the dominant consequence of sun-driven CO2 capture, conversion, and sequestrat…

Removing carbon dioxide (CO2) from the atmosphere is required for mitigating climate change. Large-scale direct air capture combined with injecting CO2 into geological formations …

Statistical properties and modelled duration of an intracontinental earthquake sequence: 2021 Mw 5.9 Woods Point earthq…

We investigate the 2021 moment magnitude (Mw) 5.9 Woods Point earthquake aftershock sequence (WPAS) in Victoria, Australia. WPAS Gutenberg-Richter b-values range from 0.76 to 1.07…

Relative role of rock erodibility and sediment load in setting channel slope of mountain rivers

Rock strength influences channel slope by altering substrate erodibility and the size of sediments supplied to the channels. Although the frequent presence of knickpoints at litho…

Green Growth Strategies: Exploring Nature-Based Solutions for Sustainable Economic Recovery

Green growth strategies aim to achieve sustainable economic recovery by integrating nature-based solutions (NbS) into economic and environmental policies. These strategies leverag…

Miocene ant-mealybug trophobiosis imaged with X-Ray micro-computed tomography

Amber is a remarkable preserving medium for Mesozoic and Cenozoic terrestrial biotas, but even when transparency is good, available viewing angles can be limited. The technique of…

Station-orientation catalog for Australian broadband seismic stations

Many broadband seismic stations deployed permanently and temporarily in the Australian continent have been used for various seismological investigations in and around Australia. A…

Towards statistical modeling of chlorophyll-a concentrations in Balikpapan Bay, Indonesia: Implications for algal bloom…

This study presents a comprehensive statistical analysis of chlorophyll-a dynamics in Balikpapan Bay, Indonesia, combining time series analysis, extreme value modeling, and machin…

Harnessing nature-based solutions for economic recovery: a systematic review

Nature-based solutions (NbS) involve working with nature to address societal challenges in ways that benefit communities and biodiversity locally. However, their role supporting e…

Acoustic Doppler Current Profiler Measurements from Saildrones, with Applications to Submesoscale Studies

Characterizing submesoscale ocean processes requires high-resolution observations in both space O(1 km) and time O(1 hr). One way to resolve submesoscale features is to deploy mul…

Multi-Phase Tectonic and Volcanic Evolution of a Nascent Backarc Rift: Impacts of Spreading Centre Reorientation, Subdu…

Intra-oceanic backarc are characterized by crustal accretion along seafloor spreading axes; however, little is known about the initial rifting of the over-riding plate prior to th…

A Novel Methodology to Map Hydrogen Storage Potential in Salt Caverns: A Case Study of the Midwestern and Appalachian R…

Hydrogen is widely understood to be critical for decarbonizing hard-to-abate sectors like heavy industry, and long-distance transportation as well as balancing a variable renewabl…

Towards surface-wave tomography with 3D resolution and uncertainty

Surface-wave tomography is crucial for mapping upper-mantle structure in poorly instrumented regions such as the oceans. However, data sparsity and errors lead to tomographic mode…

A new unit Weibull distribution

A new 2 parameter unit Weibull distribution is defined on the unit interval (0,1). The methodology of deducing its PDF, some of its properties and related functions are discussed.…

Discussion of Košťák et al. (2021), Fossil evidence for vampire squid inhabiting oxygen-depleted ocean zones since at l…

Košťák et al. (2021) is important in presenting the first known Cenozoic fossil of a vampyromorph. Some modifications to the interpretations are needed, however. The first concern…

Bioremediation of multiple heavy metals through biostimulation of Microbial-Induced Calcite Precipitation at varying ca…

Studies on heavy metal bioremediation through Microbial-Induced Calcite Precipitation (MICP) typically involve bioaugmentation approaches that use low calcium-to-urea ratios and t…

Tropical thermocline helps power Pacific equatorial upwelling

Upwelling in the equatorial Pacific Ocean exerts a primary influence on the Earth’s climate, but there is great uncertainty on whether this influence will intensify or weaken unde…

Application of machine learning methods to forecast petrophysical properties in basalts of the Serra Geral Group: Impli…

Carbon capture and storage (CCS) is an important technology to combat climate change, since it removes carbon dioxide emissions from major industrial sources, helping to reduce gr…

Computational Modeling of Climate Change Impacts on Flood Inflows Using Remote Sensing and SWAT: A Case Study of Ban Ch…

This study examines the changes in land cover and three water quality indicators (chlorophyll-a, colored dissolved organic matter, turbidity) using Sentinel-2 imagery in the Ban C…

DARTS: Multi-year database of AI-detected retrogressive thaw slumps in the circum-arctic permafrost region

Retrogressive Thaw Slumps (RTS) are widespread mass-wasting hillslope failures triggered by thawing permafrost. While regional studies have provided insights into the spatial dist…

The Rainy Continental Snow climate: Global comparison with 40 years of snow cover modeled in the Chic-Chocs, northeaste…

This study provides a comprehensive analysis of the snow and avalanche climate of the Chic-Chocs region of the Gaspé Peninsula, located in the northeastern Appalachians of eastern…

Fluoride concentration in groundwater and relationship with the sodium (Na+), potassium (K+), (Ca2+) and magnesium (Mg2…

Groundwater is the largest freshwater reserve on the planet, and its quality plays a fundamental role in human well-being and economic development. However, it sometimes contains …

Building Resilient Sanitation Systems in Malawi: Pit-latrine Costs, Collapse, and Management

Despite widespread access to basic sanitation in Malawi, over 75% of the population lacks improved sanitation facilities. This national study investigates the resilience of pit-la…

Climate change projects and youth engagement: Empowerment and contested knowledge.

This study investigated youths’ empowerment through EU-funded climate change projects (CCPs) and the role that social research and public engagement have in that process. The impo…

Controls on coastal saline groundwater across North America

Groundwater is crucial to sustaining coastal freshwater needs. About 32 million people in the coastal USA rely on groundwater as their primary water source. With rapidly growing c…

Review of Hyperspectral Imaging Techniques: Lithium Redistribution By Pegmatite Weathering

The rising popularity of lithium in battery technology and renewable power sources has thus turned attention to Li-Cs-Ta pegmatites for lithium. This review focuses on a descripti…

Rising Temperatures Increase Risk of Soil Salinity and Land Degradation in Water-Scarce Regions

Climate change introduces significant uncertainty when assessing the risk of soil salinity in water-scarce regions. We combine a soil-water-salinity-sodicity model (SOTE) and a we…

deeptime: an R package that facilitates highly customizable and reproducible visualizations of data over geological tim…

Data visualization is a key component of any scientific data analysis workflow and is vital for the summarization and dissemination of complex ideas and results. One common hurdle…

EasyMP™: Diverse and environmentally relevant microplastic reference materials encompassing fragments and fibers

The field of microplastic (MP) research has expanded significantly since the terminology’s inception in 2004. Despite the exponential increase in studies, the availability of envi…

Understanding the Li resource of granite hosted geothermal brines using near surface measurements

Unprecedented demand for lithium (Li) is being driven by its use in electric vehicle batteries. Currently, the majority of Li comes from pegmatite mining and salar brines, however…

Unearthed from old soils: New records of Antarctic tardigrades, nematodes, and rotifers in the Prince Charles Mountains…

Despite only 0.3% of Antarctica being ice-free, those areas harbor diverse small organisms such as tardigrades, nematodes, and rotifers. The habitats of these cryptic organisms fa…

Seasonal variability of coccolith fluxes in sediment traps of the Perdido and Coatzacoalcos regions in the Southern Gul…

We present new results of the coccolith fluxes in the Perdido and Coatzacoalcos regions of the Gulf of Mexico and explore the environmental variables that may control them. Two se…

Potential effects of coagulation processes on phytoplankton mortality in the Elbe estuary from a Lagrangian point of vi…

Within the Elbe estuary, a sudden change in depth occurs when the river enters the shipping channel in the Port of Hamburg. This change in depth correlates with a sharp decline in…

Controls of Dynamic and Static Stress Changes and Aseismic Slip on Delayed Earthquake Triggering: Application to the 20…

Dynamic earthquake triggering often involves a time delay relative to the peak stress perturbation. In this study, we investigate the physical mechanisms responsible for delayed t…

Measures of deep-time terrestrial net ecosystem productivity and carbon sink function

Indicators of past biological productivity, or ‘palaeoproductivity proxies’, offer ways to indirectly measure Earth’s deep-time ecosystem and carbon cycle functioning. Given that …

Evidence for open magmatic system processes recorded in the crystal cargoes of lunar basalts

Basaltic magmatism is fundamental to planetary evolution and establishment of planetary crusts. Decades of terrestrial-based research indicate that basaltic magmatic systems often…

Global Rice Paddy Inventory (GRPI): a high-resolution inventory of methane emissions from rice agriculture based on Lan…

Rice agriculture is a major source of atmospheric methane, but current emission inventories are highly uncertain, mostly due to poor rice-specific inundation data. Inversions of a…

Emotional predictors of environmental policy support and opposition

Understanding the affective responses to the climate and ecological emergency is essential to the development of and compliance with mitigation and adaptation policy. Empirical ev…

Inferring Long-Term Tectonic Uplift Patterns from Bayesian Inversion of Fluvially-Incised Landscapes

Earth surface processes encode the combined forcing of tectonics and climate in topography. Separating their contributions is essential for using landscapes as quantitative record…

Synthetic Tests on Resolvability of Space-Time Rupture History With Isola

This study evaluates the limitations of the ISOLA software in estimating rupture velocity by using synthetic tests that mimic the 2023 Turkish Mw 7.8 earthquake. Two types of slip…

The ANTICS Large-N Seismic Deployment in Albania

Located within the active continental collision between Eurasia and the Adriatic microplate, Albania is an earthquake prone country with one of the highest seismic hazard in Europ…

Tracking glacier surge evolution using interferometric SAR coherence — examples from Svalbard

We present a practically simple methodology for tracking glacier surge onset and evolution using interferometric Synthetic Aperture Radar (InSAR) coherence. Detecting surges early…

Multiobjective Optimization for Optimal Water Resource Allocation

This work investigates the use of multiobjective optimization (MOO) in the distribution of water resources, a crucial problem made worse by rising demand brought on by population …

Single-station vehicle tracking using six-component seismic measurements: A comparative study with array-based methods

Determining the direction of seismic waves is crucial for many applications, from monitoring natural hazards like avalanches and landslides to detecting nuclear explosions and con…

A Simple Method for Designing Infiltration Low Impact Development Techniques Considering Effects of Urbanization and Cl…

Infiltration-focused low-impact development (LID) solutions aim to gradually absorb surface runoff, playing a critical role in reducing both peak flow rates and runoff volumes. Th…

Viability of video imaging spectro-radiometry (VISR) for quantifying flare combustion efficiency

Video imaging spectro-radiometry (VISR) has been proposed as a means to quantify the combustion efficiency (CE) of flares. This work presents a numerical assessment of VISR using …

Unlocking DAS amplitude information through coherency coupling quantification

Distributed Acoustic Sensing (DAS) allows one to measure strain at metre-resolution along a fibreoptic cable, increasing spatial sampling of a seismic wavefield compared to conven…

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