Results 1 to 10 of about 147,088 (306)

Some new ichnospecies stored in the Geological Department of the National Museum of Natural History, NAS of Ukraine

open access: yesGeo&Bio, 2021
During the last decades, many scientists worldwide have focused on the study of activity signs of animals. Such signs of various animals have appeared in the geological history since Ediacaran rocks and can be found until today.
Volodymyr Grytsenko
doaj   +1 more source

Cyanobacterial Diversity in Microbial Mats from the Hypersaline Lagoon System of Araruama, Brazil: An In-depth Polyphasic Study

open access: yesFrontiers in Microbiology, 2017
Microbial mats are complex, micro-scale ecosystems that can be found in a wide range of environments. In the top layer of photosynthetic mats from hypersaline environments, a large diversity of cyanobacteria typically predominates.
Vitor M. C. Ramos   +10 more
doaj   +1 more source

THE N.A. GOLOVKINSKY’S FUNDAMENTAL FACIAL LAW — PROBLEMATICS AND NEW HORIZONS

open access: yesИзвестия высших учебных заведений: Геология и разведка, 2018
Famous Russian geologist N.A. Golovkinsky published 150 years ago an important scientific work, where the phenomenon of lateral  displacement (movement) of homogeneous lithological layers  («slide» over time) was asserted.
V. P. ALEKSEEV, E. O. AMON
doaj   +1 more source

Evolusi Bentuklahan daerah Manado dan sekitarnya, Sulawesi Utara

open access: yesIndonesian Journal on Geoscience, 2014
http://dx.doi.org/10.17014/ijog.vol4no2.20096Landform evolusion in Manado region has been strongly influenced by tectonic activities beside marine and volcanic ones.
S. Poedjoprajitno
doaj   +1 more source

CPT Parameters of Loess Subsoil in Lublin Area

open access: yesApplied Sciences, 2021
Loess soils were created by the wind transporting particles with later or in parallel occurred protogenetic, syngenetic and epigenetic processes. As a result, various genetic processes affected loesses strength and deformability characteristics.
Krzysztof Nepelski, Agnieszka Lal
doaj   +1 more source

Pyroclastic Density Current Facies in the Millennium Eruption of Tianchi Volcano, Northeast China: Insights From Topography, Stratigraphy, Granulometry, and Petrography

open access: yesFrontiers in Earth Science, 2020
Large-scale pyroclastic density currents (PDCs) produce inhomogeneity of distributions, thicknesses, stratigraphic structures, and temperatures, thereby causing poor understanding of PDC emplacement processes.
Bo Zhao   +7 more
doaj   +1 more source

Influencing Factors on Petrography Interpretations in Provenance Research—A Case-Study Review

open access: yesGeosciences, 2021
The use of framework petrography is a common initial step in provenance research of sand and sandstone. The data tend to be interpreted based on the three main components quartz, feldspar, and lithic fragments.
Carita Augustsson
doaj   +1 more source

FOREST TYPES OF THE STAVROPOL UPLAND (ON THE EXAMPLE OF THE DARK FOREST, M. STRIGAMENT)

open access: yesНаука. Инновации. Технологии, 2022
The article describes the main stages of the history of the forest typology in Russia, given the landscape map of mount Strigament. The main attention was paid to the forest formations of the study which was conducted by the method of landscape profiling.
Anna Evgen’evna Kolsnichenko
doaj  

Age moving of layers: facts and geological consequences (to the 150th anniversary of N.A. Golovkinsky’s fundamental work)

open access: yesGeoresursy, 2018
The fundamental facial law, determining the relationship between facies of sedimentary rocks in the sedimentary basin in lateral and vertical extensions, was formulated by the Russian geologist N.A. Golovkinsky a century and a half ago.
S.O. Zorina   +3 more
doaj   +1 more source

Slovenská terminológia travertínov, penovcov a príbuzných terestrických vápencov [PDF]

open access: yesGeologické práce. Správy, 2023
The paper follows on a review articles on Slovak travertines and tufa published in English in 2021. Geomorphological terms such as ‘fissure ridge’, ‘coalesced mound’, ‘self-buiding channel’, ‘keeled waterfall’, ‘smooth slope’, ‘terrased slope’, ‘dams ...
Daniel Pivko
doaj   +1 more source

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