171 Result(s)
within
Ben Ep**er
Earth Sciences
Geochemistry
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Article
Geochemistry, mineral paragenesis and geothermal conditions of oreforming fluids from the Ain El Bey Cu–Fe deposit: potential occurrence of native gold and precious metal traces (North African orogenic belt, Northern Tunisia)
The Ain El Bey abandoned mine, in North-West Tunisia, fits into the geodynamic context of the European and African plate boundary. Ore deposit corresponds to veins and breccia of multiphase Cu–Fe-rich minerali...
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Article
Underestimated volcanic hazard of Santorini
Volcanism after large, caldera-forming eruptions is thought to be muted. Exploration of the partially submerged caldera of Santorini reveals that large explosive eruptions have occurred since the caldera formed.
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Article
Publisher Correction: Atmospheric methane variability through the Last Glacial Maximum and deglaciation mainly controlled by tropical sources
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Chapter and Conference Paper
Lithostratigraphy, Whole-Rock, and Sm–Nd Isotopic Data of the Ediacaran Magmatic Rocks from the Zgounder Ag–Hg Deposit (Siroua Massif, Central Anti-Atlas, Morocco)
In the Zgounder Ag-Hg high-grade deposit, Ediacaran magmatic rocks of different types and compositions have been intruded by several dolerite and rhyolite dike swarms. This contribution focuses on the 610–541 ...
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Chapter and Conference Paper
Miocene Magmatism in Northern Tunisia: Characterization and Geodynamic Implications
The Nefza mining district in northern Tunisia comprises a wide variety of magmatic rocks related to the Cenozoic Mediterranean geodynamic history. Magmatic rocks consist mainly of granodiorite and rhyodacite e...
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Article
Atmospheric methane variability through the Last Glacial Maximum and deglaciation mainly controlled by tropical sources
Constraining the causes of past atmospheric methane variability is important for understanding links between methane and climate. Abrupt methane changes during the last deglaciation have been intensely studied...
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Article
Prediction of new polymetallic mineralization prospectivity zones using a combination of remote sensing, geology, and geochemistry data in the northeastern part of the Saghro inlier, Moroccan Anti-Atlas belt
In the Anti-Atlas belt, the Saghro massif stands out as the most promising area for exploring bases and precious metals. It serves as a noteworthy example of effectively utilizing various geological layers by ...
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Article
From Coupling Second-Order Stresses to Understanding and Predicting the Structural Response of a Dioctahedral Smectite
The employment of clay minerals in the transport of water, nutrients, and contaminants depends on a few factors, including permeability, hydration behavior, ion-exchange efficiency, and more. With the applicat...
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Article
Open AccessShallow-water hydrothermal venting linked to the Palaeocene–Eocene Thermal Maximum
The Palaeocene–Eocene Thermal Maximum (PETM) was a global warming event of 5–6 °C around 56 million years ago caused by input of carbon into the ocean and atmosphere. Hydrothermal venting of greenhouse gases p...
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Article
Grassland responses to elevated CO2 determined by plant–microbe competition for phosphorus
Rising atmospheric CO2 has stimulated plant productivity, with terrestrial ecosystems currently absorbing nearly one-third of anthropogenic CO2 emissions. Increases in photosynthesis can subsequently lead to incr...
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Article
Early Cretaceous Tectonostratigraphic Evolution of the Southern Tunisian Margin Based on Gravity, Seismic and Potential Field Data: New Insights into a Geodynamic Evolution in a Tethyan and Mesogean Rifting Context
Many geophysical and geological data have been used to interpret the tectonic evolution of the south-eastern part of the Tunisian margin and to analyze the dominant structures in the area. The Menzel Habib Pla...
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Article
Author Correction: Thermochemical structure and evolution of cratonic lithosphere in central and southern Africa
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Living Reference Work Entry In depth
Specific Natural Isotope Fractionation Studied by 2H Nuclear Magnetic Resonance (SNIF-NMR): History, Developments, and Applications
Food authentication is the analytical process to verify that a food product is in compliance with its label description (Danezis et al., Curr Opin Food Sci 10:23–32, 2016). Food products that are of high value...
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Chapter and Conference Paper
Early Pliocene Benthic Foraminifera of the Southeastern Coast of Cap Bon Peninsula (Northern Tunisia)
A study of benthic foraminiferal assemblages was carried out based on the analysis of clay sediment samples collected from the lower Pliocene deposits of the Jrêba section (Nabeul region, southeastern coast of...
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Article
Assessment of groundwater quality with analytic hierarchy process, Boolean logic and clustering analysis using GIS platform in the Kebili’s complex terminal groundwater, SW Tunisia
Groundwater resources in arid and semi-arid environments are of limited availability and variable quality, impacting hence their agricultural development. In this work, an attempt to provide a groundwater mana...
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Article
Open AccessGlobal patterns of daily CO2 emissions reductions in the first year of COVID-19
Day-to-day changes in CO2 emissions from human activities, in particular fossil-fuel combustion and cement production, reflect a complex balance of influences from seasonality, working days, weather and, most rec...
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Article
Thermochemical structure and evolution of cratonic lithosphere in central and southern Africa
The thermochemical structure of the subcontinental mantle holds information on its origin and evolution that can inform energy and mineral exploration strategies, natural hazard mitigation and evolutionary mod...
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Chapter and Conference Paper
Magnetotelluric Modelling of the Central Hoggar (Tuareg Shield, NW Africa) Lithospheric Structure
The Hoggar massif (southern Algeria) with Aïr and Adrar des Iforas is part of the Touareg shield. The present study attempted to model lithospheric structure of its central part using Magnetotelluric (MT) data...
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Chapter and Conference Paper
The Geochemical Characterization of the Pelagian Domain, North-Eastern Tunisia Near Lampedusa: Oil–Oil and Oil-Source Rock Correlations
Due to the importance of the petroleum discoveries in the Pelegian domain and the poor knowledge of the hydrocarbon systems, a geochemical evaluation based on samples collected from different wells and layers—...
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Chapter and Conference Paper
On the Presence of Halokinetic Sequences, from Latest Aptian to Late Albian, NW Salt Province of Tunisia
The Halokinetic sequences formations have been interpreted as a response to variations in sediment accumulation rate vs. diapir-rise rate. The phenomenon occurred during the transition from the Latest Aptian t...
