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Showing 30601 to 30650 of 59105 works
After 100 years: a detailed view of an eumalacostracan crustacean from the Upper Jurassic Solnhofen Lagerstätte with ra…
The Solnhofen Konservat-Lagerstätte yields a great number of remarkably preserved fossils of eumalacostracan crustaceans that help us understand the early radiation of several gro…
From tree to architecture: how functional morphology of arborescence connects plant biology, evolution and physics
Trees are the fundamental element of forest ecosystems, made possible by their mechanical qualities and their highly sophisticated conductive tissues. The evolution of trees, and …
Loess in Europe
research
Operation and Cost Analysis of a Partly Mechanized Small Scale Gold Mine in Ghana
The economically successful operation of partly mechanized small scale mines in Ghana could fill the gap between large scale, industrial and foreign controlled mining operations a…
Formin Is Associated with Left-Right Asymmetry in the Pond Snail and the Frog
While components of the pathway that establishes left-right asymmetry have been identified in diverse animals, from vertebrates to flies, it is striking that the genes involved…
Assessing the Accuracy of 2‐D Planetary Evolution Models Against the 3‐D Sphere
<title xmlns:mml="http://www.w3.org/1998/Math/MathML">Abstract</title><p xmlns:mml="http://www.w3.org/1998/Math/MathML" xml:lang="en">Regardless of the steady increase of computin…
[Neue Nr. 4334] Leimbach [Groß Orner] / Geologische Karte
Geologische Karte 1: 25 000 mit Erläuterungen. Digitalisat des FID GEO (Fachinformationsdienst Geowissenschaften der festen Erde), erstellt durch das GDZ (Göttinger Digitalisierun…
Weichselzeitliche Kryocalcite als Hinweise für Eisseen in der Hüttenbläserschachthöhle (Iserlohn/NRW)
C/O-stable isotope composition (VPDB) of speleothems from the Makkaronihalle of the Hüttenbläserschacht Cave in Iserlohn shows a clear separation between glacial and interglacial …
Quantitative Analysen magmatischer Gesteine mittels reflexionsspektroskopischer Infrarot-Messungen
The objective of this research is the quantification of modal composition of magmatic rocks using infraredspectra and based on spectral analysis of individual minerals. For that p…
Anorthositic lunar regolith breccia Dhofar 1769—Clear indications for repeated mixing of impact melt lithologies
<title xmlns:mml="http://www.w3.org/1998/Math/MathML">Abstract</title><p xmlns:mml="http://www.w3.org/1998/Math/MathML" xml:lang="en">The lunar regolith breccia Dhofar 1769, which…
Neue Erkenntnisse zur Paläogeographie und Genese der Flugsandablagerungen am Nordostrand des Hartenbergplateaus (Untere…
Das bekannteste linksrheinische Vorkommen von Flugsand in Rheinhessen ist der Mainzer Sand (Mainz, Rheinland-Pfalz), dessen Ausläufer bis in das Gonsbachtal reichen. Dort wird b…
Removing Disturbing Matrix Constituents from Biota Extracts from Total Extraction and Silicone‐Based Passive Sampling
Contaminant analysis in biota extracts can be hampered by matrix interferences caused by, for example, co‐extracted lipids that compromise the quality of the analytical data and r…
Storm Event–Driven Occurrence and Transport of Dissolved and Sorbed Organic Micropollutants and Associated Effects in t…
Storm events lead to agricultural and urban runoff, to mobilization of contaminated particulate matter, and to input from combined sewer overflows into rivers. We conducted time‐r…
Global Trends in Air‐Water CO2 Exchange Over Seagrass Meadows Revealed by Atmospheric Eddy Covariance
Coastal vegetated habitats like seagrass meadows can mitigate anthropogenic carbon emissions by sequestering CO2 as “blue carbon” (BC). Already, some coastal ecosystems are active…
The @hydrogeology of the Barossa Basin, South Australia
The Barossa Basin is a complex hydrogeological environment containing a sedimentary aquifer system surrounded and underlain by a dual porosity fractured rock aquifer. The hydrauli…
Vorkommen der lepospondylen Amphibien im saarpfälzischen Rotliegend (Karbon-/Perm-Grenzbereich; W-Deutschland)
Um einen Überblick über das Vorkommen der Lepospondyli des saarpfälzischen Rotliegend zu erhalten, wurden in verschiedenen Seeablagerungen enthaltene Knochen untersucht. Aus der…
Palaeoenvironmental evolution of the Tunisian carbonate platform margin
The Late BarremianLate Aptian interval was characterised by several major changes in the ocean/climate system related to the onset of the Mid-Cretaceous greenhouse world. North Af…
Tackling the Challenge of Extracting Microplastics from Soils: A Protocol to Purify Soil Samples for Spectroscopic Anal…
Microplastic pollution in soils is an emerging topic in the scientific community, with researchers striving to determine the occurrence and the impact of microplastics on soil hea…
Probleme des Gebirgsbaues und der Morphogenese auf der Insel Kreta
Zwischen dem Bau eines Gebirgslandes und seiner Morphogenese, d. h. der Entwicklung seiner Reliefeigentümlichkeiten, seines Formenstils, bestehen enge Beziehungen. Man kann kein…
Eiszeitliche Mittelmoränen in der Zentral- und Ostschweiz
Bei der Kartierung für den Geologischen Atlas der Schweiz 1: 25000 in der Zentralschweiz und in den westlichen Glarner Alpen wurden viele Quartärstrukturen als Ansätze von Mittelm…
Use of electron backscatter diffraction patterns to determine the crystal lattice. Part 1. Where is the Bragg angle?
The derivation of a crystal structure and its phase‐specific parameters from a single wide‐angle backscattered Kikuchi diffraction pattern requires reliable extraction of the Brag…
Anti‐Phased Miocene Ice Volume and CO2 Changes by Transient Antarctic Ice Sheet Variability
Geological evidence indicates large continental‐scale Antarctic ice volume variations during the early and mid‐Miocene. On million‐year timescales, these variations can largely be…
Der „Osning—Halt" des Drenthe—Stadials am Teutoburger Wald im Lichte neuerer Beobachtungen
Alte Beobachtungen über glaziale und glazifluviale Ablagerungen am Teutoburger Wald zwischen Bielefeld und Lengerich werden auf ihre Interpretierbarkeit als „Endmoränen" oder „End…
Mechanical behavior of synthetic omphacite aggregates at high temperature and high pressure
Triaxial compression experiments were performed on the synthesized samples and Fe-bearing clinopyroxenite in a solid medium apparatus at a confining pressure of 0.75 to 2.5 GPa, t…
Analogue experiments of salt flow and pillow growth due to basement faulting and differential loading
Salt flow in sedimentary basins is mainly driven by differential loading and can be described by the concept of hydraulic head. A hydraulic head in the salt layer can be imposed b…
Pflanzengeographische Beiträge zur chorologischen, taxonomischen und naturschutzfachlichen Bewertung der Sippendiversit…
Chorologische, taxonomische und naturschutzfachliche Fragestellungen werden bezogen auf agamosperme Sippenkomplexe, speziell Brombeeren, behandelt. Nach definitorischen Betrachtun…
Cooling rates of pyroclastic deposits inferred from mineral magnetic investigations: a case study from the Pleistocene …
Tephra layers of the Mýtina Maar, Czech Republic, contain ferrimagnetic Mg–Al-rich titanomagnetite, which is suggested to originate from a fractionated alkaline CO2-rich lithosphe…
Exposure to DDT and HCH congeners and associated potential health risks through khat (Catha edulis) consumption among a…
Khat (Catha edulis) chewing is widespread in the region of East Africa. Even low levels of organochlorine pesticides (OCPs) in khat could induce public health concern. In a market…
Heat vulnerability and adaptive capacities: findings of a household survey in Ludwigsburg, BW, Germany
In 2019, record-setting temperatures in Europe adversely affected human health and wellbeing (WMO 2020) and cities—thus, people in urban areas suffered particularly under heat str…
In situ S‐isotope compositions of sulfate and sulfide from the 3.2 Ga Moodies Group, South Africa: A record of oxidativ…
Sulfate minerals are rare in the Archean rock record and largely restricted to the occurrence of barite (BaSO4). The origin of this barite remains controversially debated. The mas…
Gültigkeit des Darcy-Gesetzes bei Kapillarhub in feinporigen Torfmatrices
In engen Poren ist der Fallenergie der Kapillarhub entgegengesetzt, was im Fallgesetz und im darcy-/hagen-poiseuilleschen Strömungsgesetz berücksichtigt werden muss.
The Structure of Climate Variability Across Scales
One of the most intriguing facets of the climate system is that it exhibits variability across all temporal and spatial scales; pronounced examples are temperature and precipitati…
Quartärgliederung und Aufbau von Warmzeit-Kaltzeit-Zyklen in Bereichen mit Dominanz periglazialer Hangsedimente, darges…
Das Quartärprofil Dreihausen/Hessen ist durch Verzahnung von Löß bzw. Lößlehm und periglazialen Hangsedimenten gekennzeichnet. Der über 12 m hohe Aufschluß wurde geomorphologisch,…
Bergordnung des Kurfürsten Friedrich und der Herzöge Johann und Georg von Sachsen für den Schneeberg
Bergordnung für den Schneeberg von Kurfürst Friedrich und den Herzögen Johann und Georg von Sachsen vom 9. Januar 1492. In 25 Paragraphen werden in Anlehnung an den Entwurf einer …
Slowenien
16 Jahre nach der relativ problemlosen Trennung Sloweniens von Jugoslawien ist die ehemalige jugoslawische Teilrepublik in Europa angekommen: Nach dem Beitritt zur EU 2004 erfolgt…
Understanding Forest Health with Remote Sensing - Part I - A Review of Spectral Traits, Processes and Remote-Sensing Ch…
Anthropogenic stress and disturbance of forest ecosystems (FES) has been increasing at all scales from local to global. In rapidly changing environments, in-situ terrestrial FES …
Stellar iron core collapse in {3+1} general relativity and the gravitational wave signature of core-collapse supernovae
I perform and analyse the first ever calculations of rotating stellar iron core collapse in {3+1} general relativity that start out with presupernova models from stellar evolution…
A Critical Evaluation of Deep Blue Algorithm Derived AVHRR Aerosol Product Over China
The Deep Blue (DB) aerosol retrieval algorithm has recently been applied to Advanced Very High Resolution Radiometer (AVHRR) data to produce a first version (V001) of a global aer…
[Neue Nr. 5265] Reichenbach [Dzierżoniów] / Geologische Karte
Geologische Karte 1: 25 000 mit Erläuterungen. Digitalisat des FID GEO (Fachinformationsdienst Geowissenschaften der festen Erde), erstellt durch das GDZ (Göttinger Digitalisierun…
Integrated Interpretation of Magnetic and ERT Data to Characterize a Landfill in the North-West of Cologne, Germany
Electrical resistivity tomography (ERT) and ground magnetic surveys were applied to characterize an old uncontrolled landfill in a former exploited sand and gravel quarry in an ar…
Isotope‐aided modelling of ecohydrologic fluxes and water ages under mixed land use in Central Europe: The 2018 drought…
Understanding the interactions of vegetation and soil water under varying hydrological conditions is crucial to aid quantitative assessment of land‐use sustainability for maintain…
Ein ungewöhnlich großer Schädel vom Auerochsen (Bos primigenius) aus dem letzten Interglazial von Groß-Rohrheim bei Dar…
Der bislang größte Schädel von Bos primigenius wurde in den Ablagerungen des Oberrheins von Groß-Rohrheim bei Darmstadt gefunden. Stratigraphisch wird er mit allergrößter Wahrsche…
Das älteste Pleistozän im Illergletscher-Vorland - Neue Ergebnisse zur Stratigraphie und Paläogeographie der Biberkaltz…
Das Vorland des Illergletschers (bayerisch-schwäbisches Alpenvorland) ist dadurch gekennzeichnet, daß sich fluviatile Terrassen ans dem ältesten Pleistozän (Biber- und Donaukomple…
[Neue Nr. 5120] Neustadt-Arnshain [Neustadt (Hessen)] / Geologische Karte
Geologische Karte 1: 25 000 mit Erläuterungen. Digitalisat des FID GEO (Fachinformationsdienst Geowissenschaften der festen Erde), erstellt durch das GDZ (Göttinger Digitalisierun…
[Neue Nr. 5315] Herborn / Geologische Karte
Geologische Karte 1: 25 000 mit Erläuterungen. Digitalisat des FID GEO (Fachinformationsdienst Geowissenschaften der festen Erde), erstellt durch das GDZ (Göttinger Digitalisierun…
Landschaftswandel und Moorwegebau im Neolithikum in der südwestlichen Dümmer-Region
Seit 1999 führt das Niedersächsische Landesamt für Denkmalpflege archäologische und paläobotanische Untersuchungen in der Dümmer-Geestniederung durch. Ziel ist es, die holozäne La…
The Role of Zooplankton Grazing and Nutrient Recycling for Global Ocean Biogeochemistry and Phytoplankton Phenology
Zooplankton plays a notable role in ocean biogeochemical cycles. However, it is often simulated as one generic group and top closure term in ocean biogeochemical models. This stud…
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