Results 31 to 40 of about 325,836 (358)

Weichselian sedimentary record and ice-flow patterns in the Sodankylä area, central Finnish Lapland [PDF]

open access: yesBulletin of the Geological Society of Finland, 2020
Three different till units separated by interstadial fluvial deposits were observed in the Sodankylä area in the River Kitinen valley, northern Finland. The interbedded glaciofluvial sediments and palaeosol were dated by OSL to the Early (79±12 to 67±13 ...
Annika Katarina Åberg   +4 more
doaj   +1 more source

Bedrock deformations in northeastern Estonia based on ground-penetrating radar data [PDF]

open access: yesEstonian Journal of Earth Sciences, 2022
The Vaivara Deformation Zone (VDZ) in northeastern Estonia was studied with ground-penetrating radar (GPR). While the typical Paleozoic carbonate plateau in northern Estonia is characterized by a subhorizontal continuous reflection pattern in GPR images,
Argo Jõeleht   +3 more
doaj   +1 more source

The configuration of Northern Hemisphere ice sheets through the Quaternary

open access: yesNature Communications, 2019
Our understanding of how global climatic changes are translated into ice-sheet fluctuations and sea-level change is currently limited by a lack of knowledge of the configuration of ice sheets prior to the Last Glacial Maximum (LGM).
C. Batchelor   +8 more
semanticscholar   +1 more source

Application of GF-2 remote sensing data for typical Quaternary stratigraphic survey in Gaizi River Basin

open access: yes地质科技通报, 2021
The development of domestic high resolution remote sensing satellite technology provides a new means for the investigation of macroscopic, local and detailed characteristics of the Quaternary.Alluvial-diluvial fans, valley terraces, glacial deposits are ...
Zhijun Zhang   +7 more
doaj   +1 more source

Biological Activity of Quaternary Ammonium Salts and Their Derivatives

open access: yesPathogens, 2020
Besides their positive role, microorganisms are related to a number of undesirable effects, including many diseases, biodeterioration and food spoilage, so when their presence is undesired, they must be controlled.
D. Kwaśniewska   +2 more
semanticscholar   +1 more source

Pore structure and physical properties of Quaternary weak diagenetic shales

open access: yesShiyou shiyan dizhi, 2022
The biogas of Quaternary weak diagenetic shale has a wide exploration prospect, and the understanding of pore structure and physical properties of these shales is conducive to promote the geological theory of shale biogas reservoir.
Xianglu TANG   +6 more
doaj   +1 more source

Microstratigraphic Records as Tools for the Detection of Climatic Changes in Tana di Badalucco Cave (Liguria, NW Italy)

open access: yesGeosciences, 2019
Tana di Badalucco cave is located in Imperia (Liguria, Italy), not far from the French border. This site is scarcely known and it has never been studied accurately, even though different archaeological excavations have returned really important elements,
Eleonora Sessa   +6 more
doaj   +1 more source

PALEOENVIRONMENTAL STUDY OF OUM ALI REGION (TÉBESSA, ALGERIA) DURING QUATERNARY, THROUGH THE STUDY OF FLUVIAL TERRACE OF KHENIGUE WADI [PDF]

open access: yesActa Geobalcanica, 2021
Stratigraphic, sedimentological and magnetic study was performed on alluvial terraces, rich in archaeological tools, the region of OUM ALI, in north-eastern Algeria.
Defaflia Nabil   +2 more
doaj   +1 more source

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