|
|
|
|
|
Graciela Maria Ferrari
Pág. 30 - 66
Se presentan las variaciones estacionales y los cambios interanuales (2006-2019) de la comunidad de fitoplancton, relacionados con las variaciones en la calidad del agua y la descarga del río, en la parte inferior del río Uruguay, en América del Sur. En ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Aritro Banerjee, Rajnish Kaur Calay and Subhashis Das
Microbial fuel cells (MFC) are emerging technologies that can produce electricity while treating wastewater. A series of tests were carried out to evaluate the efficiency of this technology for treating dairy wastewater (DWW). The experiments used Shewan...
ver más
|
|
|
|
|
|
|
|
|
|
|
Torgeir B. Andersen, Johannes Jakob, Hans Jørgen Kjøll and Christian Tegner
The Pre-Caledonian margin of Baltica has been outlined as a tapering wedge with increasing magmatism towards the ocean?continent transition. It is, however, well known that margins are complex, with different and diachronous evolution along and across st...
ver más
|
|
|
|
|
|
|
|
|
|
|
Davide Lenaz, Matteo Velicogna, Maurizio Petrelli and Birger Schmitz
In the Ordovician limestone of the Thorsberg quarry (South Sweden), about 130 meteorites have been found. Among the extraterrestrial material, several terrestrial Cr-spinels and zircons have been found too. In particular, in the interval 416?447 cm above...
ver más
|
|
|
|
|
|
|
|
|
|
|
Wieslaw Trela, Ewa Krzeminska, Karol Jewula and Zbigniew Czupyt
This report provides oxygen isotopes from apatite of late Middle and Late Ordovician conodonts from the southern Holy Cross Mountains in south-eastern Poland. It was a unique time interval characterised by a significant change in the Ordovician climate, ...
ver más
|
|
|
|
|
|
|
|
|
|
|
D.S. Cherniaev,V.A. Sazonov,D.E. Namiot
Pág. 129 - 135
The article deals with the analysis of comparison between sea and railway transport, based on the application of digital technologies to railway transport. Criteria for assessing the competitiveness of modes of transport are transport safety, transit tim...
ver más
|
|
|
|
|
|
|
|
|
|
|
Varvara Lazutkina,Alexander Klimov,Vasily Kupriyanovsky,Dmitry Namiot,Oleg Pokusaev
Pág. 75 - 88
This article focuses on the use of ontologies in digital railway projects. An ontology is a systematic classification of subject knowledge that supports the use of various databases in a meaningful way. Rail transportation has become an area in which pro...
ver más
|
|
|
|
|
|
|
|
|
|
|
Xiaojing Zhang, Jenny Omma, Victoria Pease and Robert Scott
The sedimentary and provenance characteristics of seven Permo-Carboniferous and two early Cretaceous samples from the Taimyr Peninsula provide information about the latest evolution of Uralian orogeny and the opening of the Amerasian Basin. The Permo-Car...
ver más
|
|
|
|
|
|
|
|
|
|
|
Kent C. Condie
Zircon age peaks at 2100?1650 and 1200?1000 Ma correlate with craton collisions in the growth of supercontinents Nuna and Rodinia, respectively, with a time interval between collisions mostly <50 Myr (range 0?250 Myr). Collisional orogens are two types: ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Petr G. Efimov
A new approach to reveal the dynamics of taxa on incompletely investigated territories was developed. The decline/expansion rate of orchids in the North Western part of European Russia (Leningrad, Novgorod and Pskov Regions, an area approx. 195 000 km2.)...
ver más
|
|
|
|
|
|