Sciences de la Terre

Article scientifique

A new site with Oligocene terrestrial mammals and an Oligocene selachian fauna from Minqar Tibaghbagh, the Western Desert of Egypt

A new fossil site at Minqar Tibaghbagh, east of Siwa, in the Egyptian Western Desert is described. This represents the …

Article scientifique

Sea surface temperature patterns in the Tropical Atlantic: Principal component analysis and nonlinear principal component analysis

The tropical Atlantic Ocean exhibits several modes of interannual variability such as the equatorial (or Atlantic Nio) mode, and meridional …

Article scientifique

Special issue “The 2015 Gorkha, Nepal, earthquake and Himalayan studies: First results”

Article scientifique

Intelligent monitoring method of cow ruminant behavior based on video analysis technology

To overcome the limitations of traditional dairy cow's rumination detection methods, a video-based analysis on the intelligent monitoring method of …

Article scientifique

Groundwater potentiality mapping using geoelectrical-based aquifer hydraulic parameters: A GIS-based multi-criteria decision analysis modeling approach

This study conducted a robust analysis on acquired 2D resistivity imaging data and borehole pumping test records to optimize groundwater …

Article scientifique

Calibration of Gardner coefficient for density–velocity relationships of tertiary sediments in Niger Delta Basin

The relationships between density and velocity are important in many geological analyses that involve rock property parameters. However, the accuracy …

Article scientifique

Magma reservoir dynamics at Toba caldera, Indonesia, recorded by oxygen isotope zoning in quartz

Abstract Quartz is a common phase in high-silica igneous rocks and is resistant to post-eruptive alteration, thus offering a reliable …

Article scientifique

Earlywood and Latewood Stable Carbon and Oxygen Isotope Variations in Two Pine Species in Southwestern China during the Recent Decades

Stable isotopes in wood cellulose of tree rings provide a high-resolution record of environmental conditions, yet intra-annual analysis of carbon …

Article scientifique

The sauropodomorph biostratigraphy of the Elliot Formation of southern Africa: Tracking the evolution of Sauropodomorpha across the Triassic–Jurassic boundary

The latest Triassic is notable for coinciding with the dramatic decline of many previously dominant groups, followed by the rapid …

Article scientifique

Mineral inclusions in diamonds may be synchronous but not syngenetic

It is widely assumed that mineral inclusions and their host diamonds are 'syngenetic' in origin, which means that they formed …

Article scientifique

Mercury enrichment indicates volcanic triggering of Valanginian environmental change

Abstract The Valanginian stage (Early Cretaceous) includes an episode of significant environmental changes, which are well defined by a positive …

Article scientifique

Measurements of the total ozone column using a Brewer spectrophotometer and TOMS and OMI satellite instruments over the Southern Space Observatory in Brazil

Abstract. This paper presents 23 years (1992–2014) of quasi-continuous measurements of the total ozone column (TOC) over the Southern Space …

Article scientifique

Tropospheric water vapour isotopologue data (H 2 16 O, H 2 18 O, and HD 16 O) as obtained from NDACC/FTIR solar absorption spectra

Abstract. We report on the ground-based FTIR (Fourier transform infrared) tropospheric water vapour isotopologue remote sensing data that have been …

Article scientifique

Archaean zircons in Miocene oceanic hotspot rocks establish ancient continental crust beneath Mauritius

A fragment of continental crust has been postulated to underlie the young plume-related lavas of the Indian Ocean island of …

Article scientifique

Microalgal distribution, diversity and photo-physiological performance across five tropical ecosystems around Mauritius Island