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Showing 35401 to 35450 of 59105 works
How big is a boulder? Evaluating fixed and process-based definitions for boulders
Boulders are globally widespread and influence landscape processes across hillslopes, coasts, rivers and extra-terrestrial settings. Boulders are described as particles, sufficien…
Estimating the silica content and loss-on-ignition in the North American Soil Geochemical Landscapes datasets: a recurs…
A novel method of estimating the silica (SiO2) and loss-on-ignition (LOI) concentrations for the North American Soil Geochemical Landscapes (NASGL) project datasets is proposed. C…
Das 3D-Landesmodell des Känozoikums Mecklenburg-Vorpommerns: Konzept, Stand, Anwendungen und Perspektiven
[…] Der Beitrag beschreibt die Entwicklung eines landesweiten Grundwasserströmungsmodells für Niedersachsen, das bis Ende 2027 durch das Landesamt für Bergbau, Energie und Geologi…
Onsite sanitation systems and contamination of groundwater: A systematic review of the evidence for risk using the sour…
The level of risk that onsite sanitation systems (OSS) pose to groundwater quality remains uncertain. The link between contamination and OSS can only be proved if the source, path…
A scoping review on climate change education
Escalating climate impacts predicted in the past decades are now a reality almost everywhere on the planet, and the time-critical dimension of the climate crisis means that the co…
Evaluating Climate Signals on Global Coastal Shoreline Positions A commentary on “Influence of El Niño on the variabili…
Almar and colleagues (2023) are correct in stating that, “understanding and predicting shoreline evolution is of great importance for coastal management.” Amongst the different ti…
Sustainable irrigation reduces arsenic bioavailability in fluvio-alluvial soils promoting microbial responses, high ric…
Minimizing arsenic (74.92As33) loading into rice plants, we suggest adopting alternating wetting and drying (AWD) irrigation as a sustainable water management strategy allowing gr…
Die rohstoff- und standortgebundene Rohstoffproduktion und Industrieentwicklung im Muskauer Faltenbogen in der Daueraus…
[…] Dieser Beitrag beschreibt die Konzeption und die Inhalte der Dauerausstellung "Mit Dreck zu Wohlstand" im Geopark Muskauer Faltenbogen. Er betont die Kernaufgabe von UNESCO Gl…
Retrieving the irrigation actually applied at district scale: assimilating high-resolution Sentinel-1-derived soil mois…
Irrigation is the most water consuming activity in the world. Knowing the timing and amount of irrigation that is actually applied is therefore fundamental for water managers. How…
Python workflow for segmenting multiphase flow in porous rocks
The need for accurate, consistent and fast image processing has become an important part of the investigation of multiphase flow through porous media. We describe an open-source i…
Soil geochemistry of hydrogen and other gases along the San Andreas Fault
Natural hydrogen has generated great interest as a potential clean and renewable energy source. To understand the occurrence of natural hydrogen, 103 1-m deep soil gas samples wer…
Plastics in the deep sea – a global estimate of the ocean floor reservoir
The exponential increase in plastic production coupled with variable global waste management system efficiencies has resulted in large amounts of plastic waste entering the ocean …
Coherent subsiding structures in large eddy simulations of atmospheric boundary layers
Coherent structures are characterized in high-resolution simulations of three atmospheric boundary layers: dry convection, marine cumulus, and stratocumulus. Based on radioactive-…
Present and future limits to climate change adaptation
Sustainable economic development and resilience to climate change impacts require human adaptation to a warming climate. It is possible that rising costs of climate change will pr…
Beziehungen zwischen Tektonik und Paläogeographie im mährischen Karbon
[…] Die Sedimentation des Unterkarbons in Mähren wurde wesentlich durch tektonische Prozesse gesteuert. Neben synsedimentären vertikalen Bewegungen einzelner Schollen spielte insb…
Physically based Probabilistic Rainfall Intensity-Duration (ID) Thresholds for Runoff-Generated Debris Flows
Runoff-generated debris flows are common hazards in mountainous regions, causing millions of dollars lost and hundreds of casualties yearly. Early warning systems based on rainfal…
Probleme der Abgrenzung und Datierung pleistozäner Terrassen – erörtert an Beispielen aus dem Untermaingebiet
[...] Die Abgrenzung und zeitliche Einordnung pleistozäner Terrassen im Untermaingebiet wird durch Löss- und Flugsandbedeckungen sowie durch Umlagerungsprozesse (Solifluktion, Rut…
Application of Köppen Climate Classification of Two Remote Regions in Turkey
This paper presents the application of the Köppen climate classification system for two remote regions in Turkey. The author describes the Köppen system and the history of climate…
Aufbau von Sondermessnetzen zur Überwachung der geogenen Grundwasserversalzung in Brandenburg
[...] Dieser Fachartikel beschreibt die Konzeption und Realisierung spezialisierter Grundwassermessnetze zur Überwachung des Aufstiegs hochmineralisierter Tiefenwässer in Brandenb…
Improving drinking water consumer confidence reports: Applying user-centered design
The US Environmental Protection Agency is revising its policy on drinking water quality reports for consumers. These reports are intended to enhance the public’s “right to know” a…
On the role of lake level management in modulating climate change impacts on perialpine lakes
Study region Four perialpine lakes in Switzerland, with different levels of lake level management. Study focus Alpine regions are particularly sensitive to climate change due t…
Effect of basal friction on granular column collapse
The collapse behaviour of granular materials is influenced by many factors, such as aspect ratio and inter-particle friction. However, the specific impact of basal to grain fricti…
Karten der Reflexionsseismischen Horizonte des Landes Brandenburg 1 : 300 000 – Ableitungen aus dem 3D-Modell Brandenbu…
[…] Dieser Artikel beschreibt die Erstellung von Karten der reflexionsseismischen Horizonte des Landes Brandenburg im Maßstab 1:300 000, die als 2D-Datensatz-Ableitung aus dem umf…
An adjoint-based optimization method for jointly inverting heterogeneous material properties and fault slip from earthq…
Analysis of tectonic and earthquake-cycle associated deformation of the crust can provide valuable insights into the underlying deformation processes including fault slip. How tho…
A preliminary assessment of urban water security in Ulaanbaatar, a semi-arid region in Mongolia.
Water security is one of the biggest challenges of the 21st century. Understanding context-specific challenges and opportunities around this issue is key to improving water system…
Mapping Permafrost Variability and Degradation Using Seismic Surface Waves, Electrical Resistivity, and Temperature Sen…
Subsurface processes significantly influence surface dynamics in permafrost regions, necessitating utilizing diverse geophysical methods to reliably constrain permafrost character…
High rates of rock organic carbon oxidation sustained as Andean sediment transits the Amazon foreland-floodplain
The oxidation of organic carbon contained within sedimentary rocks (“petrogenic” carbon, or hereafter OCpetro) emits nearly as much CO2 as is released by volcanism, thereby playin…
Commercial-Scale Demonstration of a First-of-a-Kind Enhanced Geothermal System
Fervo Energy has completed construction of a commercial enhanced geothermal system (EGS) project and has qualified full functionality of the system through production testing at c…
Waterflood-CMG production optimization analysis for the Draugen field of Norway
The Draugen field is well-known for producing oil that is then transported to power plant facilities to generate electricity in Draugen. However, with declining oil production (as…
Separating Internal and Forced Contributions to Near Term SST Predictability in the CESM2-LE
An open question in the study of climate prediction is whether internal variability will continue to contribute to prediction skill in the coming decades, or whether predictable s…
Climate Resilience of small-town water utilities in Eastern Ethiopia
Building a resilient water, sanitation, and hygiene (WASH) system is more important than ever since climate change threatens WASH, particularly in low- and middle-income countries…
Regenerative Agriculture the Veganic Way: A Seven-year Research Study in Increasing Soil Organic Matter (SOM) and Crop …
Agriculture is a major contributor to greenhouse gas (GHG) emissions and biodiversity loss, mostly through deforestation for the cultivation of animal feeds; enteric fermentation …
Integrating Climate Risk into Long-Term Energy Planning: A Critical Review
Electricity systems face substantial and growing climate risks which are escalating due to electrification, renewable energy intermittency, population changes, and the intensifyin…
20 Jahre Geowissenschaftler in Berlin und Brandenburg (GBB) e. V. – Bilanz und Ausblick
[...] Anlässlich des 20-jährigen Bestehens des Vereins der Geowissenschaftler in Berlin und Brandenburg e. V. (GBB) zieht der Autor eine umfassende Bilanz über die Entwicklung und…
Last Glacial Maximum pattern effects reduce climate sensitivity estimates
Here, we show that the Last Glacial Maximum (LGM) provides a stronger constraint on equilibrium climate sensitivity (ECS), the global warming from increasing greenhouse gases, aft…
CLIMATIC DETERMINANTS OF COVID-19 CASES AND DEATHS IN UGANDA: 2020-2022
Background: Infectious diseases have proven to be among the greatest challenges to life in the Anthropocene era. Their repeated and cyclical occurrences coupled with varying varia…
A deep learning approach for deriving winter wheat phenology from optical and SAR time series at field level
Information on crop phenology is essential when aiming to better understand the impacts of climate and climate change, management practices, and environmental conditions on agricu…
Assisted upscaling of miscible CO¬2-enhanced oil recovery floods using an artificial-neural-network-based optimisation …
The fine-scale compositional simulations required to accurately model miscible CO2 flooding are unrealistic and highly computationally expensive, and upscaling procedures are requ…
Geologische Kartierung des Grotmoores bei Lentföhrden – ein Beitrag zur Moortiefenkarte von Schleswig-Holstein
[…] Das Projekt „Moortiefenkarte Schleswig-Holstein“ schließt eine wesentliche Wissenslücke über die Mächtigkeit und den Aufbau der Moore des Landes. Im Rahmen der Arbeiten wurde …
Nutrient concentrations and nitrogen speciation in tropical watersheds of central Panama
We present chemical analyses from rivers and streams in five partly to near-fully forested watersheds in the humid tropics of central Panama. Contrary to the situation observed fo…
Recent increase in a recurrent pan-Atlantic wave-pattern driving concurrent wintertime extremes
Wintertime extremes such as cold spells and heavy precipitation can have severe socioeconomic impacts, disrupting critical infrastructures and affecting human wellbeing. Here, we …
The interactions of instabilities during miscible CO2 enhanced oil recovery: A numerical simulation study
During field-scale simulations of miscible displacements, the effect of heterogeneity-induced channelling is always accounted for, while micro-scale physical instabilities like vi…
An Artificial Neural Network to Estimate the Foliar and Ground Cover Input Variables of the Rangeland Hydrology and Ero…
Models like the Rangeland Hydrology and Erosion Model (RHEM) are useful for estimating soil erosion, however, they rely on input parameters that are sometimes difficult or expensi…
Techno-economic evaluation of the potential of CO2 storage and Enhanced Oil Recovery in the Niger-Delta Hydrocarbon Bas…
The constant dependence on fossil fuel combustion for energy and industrial activities results in global warming and climate change due to the increased atmospheric concentration …
Discovery of a new 12-km impact crater candidate at As Sail Al Kabeer, Saudi Arabia
The Arabian shield of Saudi Arabia likely has many impact craters due to the old age of its rocks, however many of them have not yet been discovered due to their resemblance to p…
Mikromorphologische Befunde zur Lessivégenese im mittleren Jungmoränengebiet in Brandenburg südlich von Berlin
[...] Die Autoren untersuchen die Genese von Fahlerden (Albeluvisols) im brandenburgischen Jungmoränenland mittels mikromorphologischer Methoden. Am Beispiel des Profils Thyrow (T…
Electric Circuit Theory as a method for monitoring tree water deficit at different scales
Climate change is expected to alter precipitation patterns, making droughts more frequent in some areas, which will expose trees to more severe water deficits which could result i…
Earth System Data Cubes: Avenues for advancing Earth system research
Recent advancements in Earth system science have been marked by the exponential increase in the availability of diverse, multivariate datasets characterised by moderate to high sp…
A high-resolution, 3D groundwater-surface water simulation of the contiguous US: Advances in the integrated ParFlow CON…
Large-scale, high-resolution hydrologic modeling is an important tool to address questions of water quantity, availability, and recharge. Continental-to-Global scale models, parti…
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