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Showing 34601 to 34650 of 59105 works
Tätigkeitsbericht des Hessischen Landesamtes für Bodenforschung für das Geschäftsjahr 1986 (1.1.–31.12.1986)
[…] Der Tätigkeitsbericht dokumentiert die Arbeiten des Hessischen Landesamtes für Bodenforschung im Geschäftsjahr 1986. Behandelt werden geologische Landesaufnahme, Bodenkunde, L…
Runout of rock avalanches limited by basal friction but controlled by fragmentation
Rock avalanches display exceptionally long runouts, which are found to correlate with their volume and attributed to size dependent dynamic lowering of the effective basal frictio…
Using large-scale NO2 data from citizen science for air quality compliance and policy support
Citizen science projects that monitor air quality have recently drastically expanded in scale. Projects involving thousands of citizens generate spatially dense datasets using low…
A seismic monitoring approach to detect and quantify river sediment mobilisation by steelhead redd-building activity
The role of spawning salmonids in altering river bed morphology and sediment transport is significant yet poorly understood. This is due, in large part, to limitations in monitori…
Geophysik im Wandel
Vorwort Die in diesem Sammelband veröffentlichten Beiträge der Schriftenreihe „Geophysik im Wandel“ wurden aus Anlass des 100-jährigen Jubiläums der Deutschen Geophysikalischen …
Lockdown caused by COVID-19 pandemic reduces air pollution in cities worldwide
Drastic measures such as lockdown taken by countries worldwide to contain spread of COVID-19 have influenced air pollution dynamics substantially, at a planetary scale. Several me…
Palaeotidal atlas of the UK for the last 10,000 years
Over the past 10,000 years the UK has seen dramatic changes to its coastline due to sea-level rise. Past changes in sea level can be estimated from analysis of sedimentary deposit…
Brandenburgische Geowissenschaftliche Beiträge
[…] Sehr geehrte Damen und Herren, gemeinsam freuen wir uns, Ihnen auch in 2025 unsere Brandenburgischen Geowissenschaftlichen Beiträge präsentieren zu können und zu dürfen. Wir k…
Lateral variability in strain along a mass-transport deposit (MTD) toewall: a case study from the Makassar Strait, offs…
Contractional features characterise the toe domain of mass-transport deposits (MTDs). Their frontal geometry is typically classified as frontally-confined or frontally-emergent. H…
Spontaneous Cyclogenesis without Radiative and Surface-Flux Feedbacks
Tropical cyclones (TCs) are among the most intense and feared storms in the world. What physical processes lead to cyclogenesis remains the most mysterious aspect of TC physics. H…
Die hydrothermale Rejuvenation im Rheinischen Schiefergebirge – neue Erkenntnisse zu einer weniger bekannten Mineralisa…
[…] Die hydrothermale Rejuvenation stellt eine eigenständige und mineralogisch charakteristische Phase der gangförmigen Hydrothermalparagenesen des Rheinischen Schiefergebirges da…
Modelling high-frequency seismograms at ocean bottom seismometers: effects of heterogeneous structures on source parame…
The source characteristics of offshore seismic events, especially regular (or fast) and slow earthquakes, can provide key information on their source physics and frictional condit…
D-SRGAN: DEM Super-Resolution with Generative Adversarial Networks
LIDAR (light detection and ranging) is an optical remote-sensing technique that measures the distance between sensor and object, and the reflected energy from the object. Over the…
Zu Aspekten der landschaftsgenetischen und geoökologischen Entwicklung im Ruppiner Land (NW-Brandenburg)
[...] Der Artikel untersucht die naturräumliche Entwicklung des Ruppiner Landes, wobei das Rheinsberger Becken im Mittelpunkt der Analyse steht. Aufbauend auf den Arbeiten von Joa…
Downscaling digital soil maps using electromagnetic induction and aerial imagery
Coarse-resolution soil maps at regional to national extents are often inappropriate for mapping intra-field variability. At the same time, sensor data, such as electromagnetic ind…
Ein Beitrag zur Kinematik der saxonischen Tektonik anhand der Tunnelaufschlüsse an der DB-Neubaustrecke in Ost- und Nor…
[…] In der vorliegenden Arbeit wird versucht, einige beim Bau der Neubaustrecke der DB zwischen Fulda und Kassel erkannte Phänomene und die altbekannten Erscheinungsformen der sax…
Flow directions of rivers are set by the mantle
Large rivers play crucial roles in determining loci of civilisation, natural resources and biodiversity. The positions of their mouths control nutrient and sediment supply to ocea…
Brandenburgische Geowissenschaftliche Beiträge
[...] Das vorliegende Doppelheft 1/2-2004 der Brandenburgischen Geowissenschaftlichen Beiträge setzt zwei thematische Schwerpunkte: die Untersuchung tiefliegender Geopotenziale, i…
Lateral variations in lower crustal strength control the temporal evolution of mountain ranges: examples from south-eas…
Controversy surrounds the rheology of the continental lithosphere, and how it controls the evolution and behaviour of mountain ranges. In this study, we investigate the effect of …
Evaluating UK natural hazards: the national risk assessment
Despite its relatively temperate climate and stable geography, natural hazards present multiple risks to human activity in the UK. These range from small-scale local occurrences, …
Eckhard Böke †
[…] Der Beitrag würdigt das Leben und die wissenschaftliche Tätigkeit des Geologiedirektors Dr. Eckhard Böke der im November neunzehnhundertzweiundneunzig verstarb. Nach dem Geolo…
Do atmospheric plastics act as fomites for novel viruses?
Plastic particles are ubiquitous in various environmental compartments, the atmosphere being the least explored compartment in terms of plastic pollution. The way that atmospheric…
Geologisches Jahrbuch Hessen
[...] Das Heft enthält wissenschaftliche Beiträge zur Geologie, Hydrogeologie, Paläontologie und Stratigraphie in Hessen, unter anderem zu Heilquellen in Bad Soden am Taunus, Kluf…
Forming a Mogi Doughnut in the years prior to and immediately before the the 2014 M8.1 Iquique, Northern Chile Earthqua…
Asperities are patches where the fault surfaces stick until they break in earthquakes. Locating asperities and understanding their causes in subduction zones is challenging becaus…
The tipping points and early-warning indicators for Pine Island Glacier, West Antarctica
Mass loss from the Antarctic Ice Sheet is the main source of uncertainty in projections of future sea-level rise, with important implications for coastal regions worldwide. Centra…
Impact of climate change in West Africa on cereal production per capita in 2050
Food security is a crucial issue in the Sahel and could be endangered by climate change and demographic pressure during the 21st century. Indeed, people in rural areas mainly prac…
Recognizing fracture pattern signatures contributed by seismic loadings
The impacts of seismic loadings to fault zone rocks are still not well understood. While field and experimental studies have suggested several markers, such as pseudotachylytes an…
The enigma of the Albian Gap: spatial variability and the competition between salt expulsion and extension
The Albian Gap is a uniquely large (up to 65 km wide and >450 km long), enigmatic salt-related structure in the Santos Basin, offshore Brazil. It is located near the basin marg…
Bodenübersichtskarte des Landes Brandenburg 1: 300 000 (BÜK 300) – Grundkarte Bodengeologie
[...] Der Beitrag stellt die neu erschienene Bodenübersichtskarte des Landes Brandenburg im Maßstab 1 : 300 000 (BÜK 300) vor. Diese Karte dient als aktuelle, flächendeckende Arbe…
Interferometric Processing of ScanSAR Data Using Stripmap Processor: New Insights from Coregistration
Processing scanning synthetic aperture radar (ScanSAR) data using a stripmap processor, which is called full-aperture processing, has been the choice of many researchers. ScanSAR …
Equilibrium climate sensitivity controls uncertainty in regional climate change over the 21st century
Improved projections of local temperature change over the 21st century are essential for evaluating impacts and setting policy targets (Lehner and Stocker 2015, Senevirante et al …
Interferometry with ALOS-2 full-aperture ScanSAR data
Advanced Land Observing Satellite-2 (ALOS-2) is designed to routinely acquire both scanning synthetic aperture radar (ScanSAR) and stripmap data. In this paper, we present a speci…
A mixed $RT_0 - P_0$ Raviart-Thomas finite element implementation of Darcy Equation in GNU Octave
In this paper we shall describe mixed formulations -differential and variational- of Darcys flow equation, an important model of elliptic problem. We describe * Galerkin method wi…
Buchbesprechung: Lehrbuch der Hydrogeologie, Band 7 – MICHEL, G.: Mineral- und Thermalwässer - Allgemeine Balneogeologie
[...] Der Autor rezensiert den siebten Band der zwölfbändigen Lehrbuchreihe zur Hydrogeologie, verfasst von Gert Michel. Die Besprechung hebt die gelungene Komprimierung des weit …
Machine Learning on Greenest Pixels for Crop Mapping
Remotely sensed signals from crop fields are full of variabilities due to the complex interactions among the environment, seeds, climate, market, and farmers. It is a common pheno…
Die paläogeographische Entwicklung Mittel-Europas im Karbon
[…] Die paläogeographische Entwicklung Mitteleuropas im Karbon wurde stark durch die Endphase der variszischen Gebirgsbildung geprägt. Ein flaches Meer, das sich ursprünglich vom …
SymAE: an autoencoder with embedded physical symmetries for passive time-lapse monitoring
We introduce SymAE, an auto-encoder architecture that learns to separate multichannel passive-seismic datasets into qualitatively interpretable components: one component correspon…
Enhanced secondary pollution offset reduction of primary emissions during COVID-19 lockdown in China
To control the spread of the 2019 novel coronavirus (COVID-19), China imposed nationwide restrictions on the movement of its population (lockdown) after the Chinese New Year of 20…
Prognose des Salzwasseraufstiegs im pleistozänen Grundwasserleiterkomplex eines geplanten Wasserwerkes im Land Brandenb…
[...] Die Autoren untersuchen die Gefährdung eines geplanten Wasserwerkes in Brandenburg durch geogen bedingte Versalzung. Mithilfe eines 3D-Stofftransportmodells (MT3D) auf Basis…
Success at the farm-level in payments for ecosystem services: monetary incentives, participatory processes and institut…
While payments for ecosystem services (PES) schemes are increasingly common, in most cases, their effectiveness has lagged behind initial expectations. A major debate exists aroun…
Social as much as environmental: the drivers of tree biomass in smallholder forest landscape restoration programmes
A major challenge for forest landscape restoration initiatives is the lack of quantitative evidence on how social factors drive environmental outcomes. Here we conduct a transdisc…
Cascading Failure Phenomenon in the Multi-Stage Hydraulically Fractured Wells
The phenomenon of cascading fracture failure during flowback and initial production from a horizontal multistage hydraulically fractured well is introduced, described, and investi…
Weak influence of paleoenvironmental conditions on the subsurface biosphere of lake Ohrid in the last 515 ka
Understanding the response of geo- and biosystems to past climatic disturbance is primordial to assess the short to long terms effects of current global change. Lacustrine sedimen…
Global heat uptake by inland waters
Heat uptake is a key variable for understanding the Earth system response to greenhouse gas forcing. Despite the importance of this heat budget, heat uptake by inland waters has s…
Eine Untersuchung über den Zusammenhang zwischen atmosphärischer und pedosphärischer Schwermetallbelastung in Ballungsg…
[…] Stellvertretend für Ballungsgebiete wird im Stadtgebiet von Wiesbaden die aktuelle Schwermetallsituation flächenhaft erfasst, kartographisch dargestellt und analysiert. Im Mit…
A new approach to inferring basal drag and ice rheology in ice streams, with applications to West Antarctic ice streams
Drag at the bed and along the lateral margins are the primary forces resisting flow in outlet glaciers. Simultaneously inferring these parame- ters is challenging since basal drag…
Aquifer deformation and active faulting in Salt Lake Valley, Utah, USA
Aquifers and fault zones may interact through groundwater flow and stress redistribution, yet their spatiotemporal relationship remains enigmatic. Here we quantify changes in wate…
InSAR Time Series Analysis of L-band Wide- Swath SAR Data Acquired by ALOS-2
Operating at L-band (~24 cm wavelength) in wide-swath modes is one of the characteristics of the new and next generation satellite synthetic aperture radar (SAR) missions. After 3…
Fault seal modelling – the influence of fluid properties on fault sealing capacity in hydrocarbon and CO2 systems
Fault seal analysis is a key part of understanding the hydrocarbon trapping mechanisms in the petroleum industry. Fault seal research has also been expanded to CO2-brine systems f…
Geowissenschaftliche Mitteilungen - GMIT 99
Die Ausgabe der Geowissenschaftlichen Mitteilungen vom März 2025 enthält die Themenblöcke: GEOfokus: Genehmigungsverfahren für die Exploration von oberflächennahen Rohstoffen in D…
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