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Showing 35951 to 36000 of 59105 works

Changes in water age during dry-down of a non-perennial stream

Non-perennial streams, which lack year-round flow, are widespread globally. Identifying the sources of water that sustain flow in non-perennial streams is necessary to understand …

Das Gold der Eder – Geschichte mit Zukunft?

[…] Die Goldgewinnung aus der nordhessischen Eder reicht bis in das Mittelalter zurück. Historische Quellen belegen Goldwäschereien entlang der Eder und ihrer Zuflüsse seit dem 15…

Soil moisture modulation of midlatitude heat waves

Heat waves are broadly expected to increase in severity and frequency under climate change. Case studies highlight a number of physical mechanisms that play a role in present-day …

Ein neues Schwarzpelit-Vorkommen im Westerwald (Forschungsbohrung Elbtal-Elbgrund, Hessen)

[…] Beschrieben wird eine Forschungsbohrung im oberoligozänen Fossilvorkommen Elbtal-Elbgrund im Westerwald. Die Bohrung erschloss unter Basaltüberdeckung lakustrine Schwarzpelite…

HIGH-DIMENSIONAL NONLINEAR BAYESIAN INFERENCE OF POROELASTIC FIELDS FROM PRESSURE DATA

We investigate solution methods for large-scale inverse problems governed by partial differential equations (PDEs) via Bayesian inference. The Bayesian framework provides a statis…

Finite-volume coupled surface-subsurface flow modelling in earth dikes

Earthen embankments are subject to increasing threads because of climate change inducing sequences of severe drought periods followed by floods possibly leading to overtopping of …

An Updated Parametrization of Algorithms to Retrieve the Diffuse Attenuation of Light in the Ocean from Remote Sensing …

We recently found a significant bias while validating frequently used ocean color algorithms retrieving the spectral diffuse attenuation coefficient (Kd(λ))(Begouen and Boss, 2022…

Geochemische Eigenschaften von Laacher See-Tephra enthaltenden Bodensubstraten in eruptionsnaher und eruptionsferner P

[…] Untersucht werden Böden mit Anteilen von Laacher See-Tephra in unterschiedlicher Entfernung zum Laacher See-Vulkan. Ziel ist es, geochemische Unterschiede und Gemeinsamkeiten …

Die Fossillagerstätte Sieblos an der Wasserkuppe/Rhön – Neue Daten zur Genese, zum Alter und zur Fossilführung

[...] Die Untersuchung der tertiären Sedimente aus den Forschungsbohrungen Sieblos (1998/1999) erlaubt eine neue Interpretation der Genese der Lagerstätte als Subrosionsdepression…

Wirbeltiere aus dem Miozän von Homberg/Ohm (Vogelsberg, Hessen)

[…] Neue Funde fossiler Wirbeltierreste aus den miozänen Braunkohlentonen von Homberg/Ohm ergänzen die bereits bekannten Funde aus den 1920er Jahren und ermöglichen eine genauere …

A multi-spatial analysis and the balanced requirements of freshwater mussels (Bivalvia: Unionidae) and urban inhabitant…

Water quality in the Cuyahoga River, a national heritage river of the United States, has improved greatly since the infamous river fire of 1969, but much of the watershed faces co…

Gas - escape features along the Trzebiatów Fault offshore Poland: evidence for a leaking petroleum system

New 2D high resolution seismic and hydro-acoustic data demonstrate the presence of methane in the shallow sediments and its origin in the Pomeranian Bight, southern of the Baltic …

PyRaysum: Software for Modeling Ray-theoretical Plane Body-wave Propagation in Dipping Anisotropic Media

This article introduces PyRaysum, a Python software for modeling ray-theoretical body-wave propagation in dipping and/or anisotropic layered media based on the popular Fortran cod…

Discounting the future: The effect of collective motivation on investment decisions and acceptance of policies for rene…

Previous research has mainly considered economic factors and personal psychological factors (e.g., personal pro-environmental attitudes) as determinants of investment behavior for…

Transforming place-based management within watersheds in Fiji: the Watershed Interventions for Systems Health project

Watersheds offer opportunities for place-based interventions to transform systems health via preventative versus reactive approaches to management that achieve multiple co-benefit…

Desiccation of ecosystem-critical microbialites in the shrinking Great Salt Lake, Utah (USA)

Great Salt Lake hosts an ecosystem that is critical to migratory birds and international aquaculture, yet it is currently threatened by falling lake elevation and high lakewater s…

Hydraulische Eigenschaften der Kluftgrundwasserleiter Nord- und Mittelhessens

[...] Basierend auf Pumpversuchsdaten von 1.045 Brunnenbohrungen in Nord- und Mittelhessen wurden wichtige hydrogeologische Kennwerte, insbesondere der Durchlässigkeitsbeiwert (kf…

Sand Shoal Dynamics of a Tide-Dominated Estuarine Embayment: Comparison of a Numerical Sediment Transport Model against…

This paper presents an innovative and detailed dataset of currents and sediment transport observations over a sand shoal system responsible for focusing wave energy on eroding coa…

Has the impact of the Earth’s orbital variation at sub-myriadal timescales been underestimated?

It is well established that the Earth’s long-term orbital variation affects global climate through insolation changes, particularly with respect to glacial cycles. However, there …

Clumped isotopes in globally distributed Holocene coccoliths reveal their habitat depth

Reliable temperature reconstructions are necessary to improve climate reconstructions and comparisons with paleoclimate model simulations. Most existing paleotemperature proxies a…

THE DYNAMICS OF SUSTAINABILITY TRANSITIONS: AN ARCHETYPE FOR TRANSFORMATION

Significant global sustainability challenges include among others, energy, climate, and sanitation. Previous Sustainability Transition research has attempted to understand transfo…

Future Temperature Related Deaths in the U.S.: The Impact of Climate Change, Demographics, and Adaptation

Mortality due to extreme temperatures is one of the most important impacts of climate change. In this analysis, we use historic mortality and temperature data from 106 cities in t…

Reading the sediment archive of the Eastern Campeche Bank (southern Gulf of Mexico): From the aftermath of the Chicxulu…

This is the first high-resolution seismic study showing how the Chicxulub impact shaped the eastern slope of the Campeche Bank in the south-eastern Gulf of Mexico. The induced sho…

Environmental DNA (eDNA) based fish biodiversity assessment of two Himalayan rivers of Nepal reveals diversity differen…

Although over 180 freshwater fish species have been reported from Nepal, little is known of their ecology and distribution. This information is needed because their diversity may …

Internal gravity waves generated by subglacial discharge: implications for tidewater glacier melt

Submarine melting has been implicated in the accelerated retreat of marine-terminating glaciers globally. Energetic ocean flows, such as subglacial discharge plumes, are known to …

A Comparison of Contemporaneous Airborne Altimetry and Ice-Thickness Measurements of Antarctic Ice Shelves

Estimates of ice shelf mass loss are typically based on surface height measurements, assuming hydrostatic equilibrium and estimated firn thickness. Recent investigations, however,…

Evaluating large-domain, hecto-meter, large-eddy simulations of trade-wind clouds using EUREC4A data

The meso-scale variability in cloudiness of the marine trade-wind layer is explored with large-eddy simulations of regional extent and validated against observations of the EUREC4…

Under-ice and open-water ecosystem metabolism in temperate water bodies

Winter, historically a largely un-monitored season, is influential and changing. There is evidence of the importance of under-ice phytoplankton in temperate lakes, but it is curre…

A new mechanism for brittle failure in garnets

Garnet is a high-strength mineral and preserves structures that can consequently be used to understand the flow strength and evolution of stress within the lower crust. Yet, the d…

On the thermo-hydro-mechanical behaviour of Argillaceous hard soils - weak rocks

Analysis and interpretation of the thermo-hydro-mechanical (THM) behaviour of argillaceous rocks is still among the most challenging of problems in geomechanical engineering. The …

Revealing the hillslope response to earthquake legacy effect using time series InSAR

Strong earthquakes are not only able to change the earth's surface processes by triggering a large population of coseismic landslides but also by influencing hillslope deformation…

Size Resolved Aerosol Characterization and In-field Comparative Evaluation of TSI 1 nm SMPS at Lake Michigan Coastal St…

The atmospheric particle size distribution was measured at a rural lakeshore site (Zion, IL 42.468 N, 87.810 W) during the Lake Michigan Ozone Study (LMOS 2017) in May and June 20…

The nature of the proximal volcaniclastic materials from the 2021 eruption Fukutoku-Oka-no-Ba in the Izu-Bonin arc.

Fukutoku-Oka-no-Ba is a submarine volcano located at 24°17.1′N/141°28.9′E in the Izu–Bonin–Mariana arc, and is one of the most active volcanoes in Japan. This volcano produced an …

Surface bacterioplankton community structure crossing the Antarctic Circumpolar Current Fronts

The Antarctic Circumpolar Current (ACC) is the major current in the Southern Ocean, isolating the warm stratified subtropical waters from the more homogeneous cold polar waters. T…

Climatic and cave setting influences on drip water fluorescent organic matter over an annual cycle in Northwestern Spai…

Speleothem fluorescence may elucidate past vegetation dynamics, while microscale fluorescent laminations can provide annually resolved chronology. However, the origin of speleothe…

Quantifying Global-Warming Response of the Orographic Precipitation in a Typhoon Environment with Large-Eddy Simulations

The intense and moist winds in a tropical cyclone (TC) environment can produce strong mountain waves and substantially enhanced precipitation over complex terrain, yet few studies…

Low Environmental Impact Remediation of Microplastics: Visible-Light Photocatalytic Degradation of PET Microplastics Us…

Microplastics (MPs) are plastic particles of ≤5 mm with a ubiquitous presence in aquatic ecosystems. MPs harm marine life and can cause severe health problems for humans. Advanced…

Numerical simulation of meteorite impact on basaltic lavas at Lonar Crater, India

Lonar lake is a hypervelocity impact crater formed in a basaltic terrain of Deccan Traps in the state of Maharashtra, India. The crater has an approximate radius of 915 m and an…

Climate and health benefits of a transition from gas to electric cooking

Household electrification is thought to be an important part of a carbon neutral future, and could also have additional benefits to adopting households such as improved air qualit…

Leaving a plastic legacy: current and future scenarios for mismanaged plastic waste in rivers

Mismanaged plastic waste (MPW) entering the riverine environment is concerning, given that most plastic pollution never reaches the oceans, and it has a severe negative impact on …

SEDucate: Sedimentary Log Exercises for an Active Learning Environment

Active learning in education has been shown to improve a students’ learning experience in higher education by focusing on a student-centered learning environment; however, develop…

3D SEISMIC ANALYSIS OF CENOZOIC SLOPE DEPOSITS AND FLUID FLOW PHENOMENA ALONG THE NIGERIAN TRANSFORM MARGIN

High-resolution 3D seismic data covering an area of 2,845 km2 provide new insights on slope deposits and fluid-flow phenomena along the Nigerian Transform Margin, focusing on the …

Deforestation as an anthropogenic driver of mercury pollution

Deforestation reduces the capacity of the terrestrial biosphere to take up the toxic pollutant mercury (Hg) and enhances the release of secondary Hg from soils. The consequences o…

Comparing Well and Geophysical Data for Temperature Monitoring within a Bayesian Experimental Design Framework

Temperature logs are an important tool in the geothermal industry. Temperature measurements from boreholes are used for exploration, system design, and monitoring. The number of o…

VolcashDB: Volcanic ash particle image and classification database

Volcanic ash provides unique pieces of information that can help understand the progress of volcanic activity at the early stages of unrest and possible transitions towards differ…

Evaluating the possible role of bottom currents and internal waves in shaping seafloor morphology in a mesophotic reef

Mesophotic reefs are located in low light conditions which, depending on the region, are usually found in water depths greater than ~30 m. They are less affected by ocean warming …

Lithospheric structure and melting processes in southeast Australia: new constraints from joint probabilistic inversion…

The thermochemical structure of the lithosphere exerts control on melting mechanisms in the mantle as well as the location of volcanism and ore deposits. Imaging the complex inter…

Gravity-Driven Differences in Fluvial Sediment Transport on Mars and Earth

There is abundant evidence from fluvial landforms and deposits that Mars had rivers that actively transported sediment and shaped its surface. Sediment transport equations are pla…

Dynamic rainfall thresholds for landslide early warning in Progo Catchment, Java, Indonesia

This study aims to derive and evaluate new empirical rainfall thresholds as the basis for landslide early warning in Progo Catchment, Indonesia, using high-resolution rainfall dat…

Periodicity in the Deccan volcanism modulated by plume perturbations at the mid-mantle transition zone

In peninsular India, the Deccan Traps record massive, continental-scale volcanism in a sequence of magmatic events that mark the mass extinction at the Cretaceous-Paleogene bounda…

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