658
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3162
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Publications
658 publication(s) trouvée(s)
Article scientifique
The sixth sense in mammalians forerunners: variability of the parietal foramen and the evolution of the pineal eye in South African Permo-Triassic eutheriodont therapsids
In some extant ectotherms, the third eye (or pineal eye) is a photosensitive organ located in the parietal foramen on …
Article scientifique
Terrestrial biosphere changes over the last 120 kyr
Abstract. A new global synthesis and biomization of long (> 40 kyr) pollen-data records is presented and used with simulations …
Article scientifique
Holocene climate variability in the North-Western Mediterranean Sea (Gulf of Lions)
Abstract. Sea surface temperatures (SSTs) and land-derived input time series were generated from the Gulf of Lions inner-shelf sediments (NW …
Article scientifique
Evidence of a prolonged drought ca. 4200 yr BP correlated with prehistoric settlement abandonment from the Gueldaman GLD1 Cave, Northern Algeria
Abstract. Middle Holocene cultures have been widely studied around the Eastern-Mediterranean basin in the last 30 years and past cultural …
Article scientifique
Interpretation of zircon corona textures from metapelitic granulites of Ivrea-Verbano Zone, Northern Italy: Two-stage decomposition of Fe-Ti oxides
Abstract. In this study we report the occurrence of zircon corona textures in metapelitic granulites of the Ivrea-Verbano Zone. Unusual …
Article scientifique
Microalgal distribution, diversity and photo-physiological performance across five tropical ecosystems around Mauritius Island
Microalgal density, diversity, photo-physiology and estimated productivity along with physico-chemical conditions across five tropical ecosystems, both at the water column …
Article scientifique
Measurements of biogenic volatile organic compounds at a grazed savannah grassland agricultural landscape in South Africa
Abstract. Biogenic volatile organic compounds (BVOCs) play an important role in the chemistry of the troposphere, especially in the formation …
Article scientifique
Ocean-Ice Shelf Interaction in East Antarctica
Assessments of the Antarctic contribution to future sea level rise have generally focused on ice loss in West Antarctica. This …
Article scientifique
Sediment Properties as Important Predictors of Carbon Storage in Zostera marina Meadows: A Comparison of Four European Areas
Seagrass ecosystems are important natural carbon sinks but their efficiency varies greatly depending on species composition and environmental conditions. What …
Article scientifique
Ranking South African provinces on the basis of MERRA 2D surface incident shortwave flux
The main objective of the present study is to rank South African provinces on the basis of incoming solar radiation. …
Article scientifique
First in-flight synchrotron X-ray absorption and photoemission study of carbon soot nanoparticles
Many studies have been conducted on the environmental impacts of combustion generated aerosols. Due to their complex composition and morphology, …
Article scientifique
What drives the spatial variability of primary productivity and matter fluxes in the north-west African upwelling system? A modelling approach
Abstract. A comparative box analysis based on a multi-decadal physical–biogeochemical hindcast simulation (1980–2009) was conducted to characterize the drivers of …
Article scientifique
Environmental drivers of coccolithophore abundance and calcification across Drake Passage (Southern Ocean)
Abstract. Although coccolithophores are not as numerically common or as diverse in the Southern Ocean as they are in subpolar …
Article scientifique
U–Pb geochronology documents out-of-sequence emplacement of ultramafic layers in the Bushveld Igneous Complex of South Africa
Layered intrusions represent part of the plumbing systems that deliver vast quantities of magma through the Earth's crust during the …
Article scientifique
In situ Measurements and Model Estimates of NO3 and NH4 Uptake by Different Phytoplankton Size Fractions in the Southern Benguela Upwelling System
Bulk measurements can be made of phytoplankton standing stocks on a quasi-synoptic scale but it is more difficult to measure …
Article scientifique
Seismicity and neotectonic uplift in the Augrabies Falls National Park, Namaqualand, Northern Cape, South Africa
Gneissic rocks in the Augrabies Falls National Park are part of the Proterozoic Namaqua-Natal mobile belt. Finding neotectonic evidence in …
Article scientifique
Evaluation of reservoir compartmentalization and property trends using static modelling and sequence stratigraphy
In the context of harder-to-find reserves and rise in development costs, it is vital that reservoir heterogeneities and compartmentalization be …
Article scientifique
Oxygen utilization and downward carbon flux in an oxygen-depleted eddy in the eastern tropical North Atlantic
Abstract. The occurrence of mesoscale eddies that develop suboxic environments at shallow depth (about 40–100 m) has recently been reported …
Article scientifique
The initiation of segmented buoyancy-driven melting during continental breakup
Melting of the mantle during continental breakup leads to magmatic intrusion and volcanism, yet our understanding of the location and …
Article scientifique
A Complete Fossil-Calibrated Phylogeny of Seed Plant Families as a Tool for Comparative Analyses: Testing the ‘Time for Speciation’ Hypothesis
Explaining the uneven distribution of species richness across the branches of the tree of life has been a major challenge …