Results 41 to 50 of about 3,972 (218)

A primordial origin for the atmospheric methane of Saturn's moon Titan [PDF]

open access: yes, 2009
The origin of Titan's atmospheric methane is a key issue for understanding the origin of the Saturnian satellite system. It has been proposed that serpentinization reactions in Titan's interior could lead to the formation of the observed methane ...
Alibert   +41 more
core   +4 more sources

Neoarchean sanukitoids from the Karelian and Bundelkhand cratons: comparison of composition, distribution and geodynamic setting

open access: yesTransactions of the Karelian Research Centre of the Russian Academy of Sciences, 2019
This study presents comparison of distribution and composition of Neoarchean sanukitoid massifs from Karelian (Fennoscandian Shield) and Bundelkhand (Indian Shield) Cratons.
Кумар Батук Джоши   +3 more
doaj   +1 more source

Stratigraphical section through Lower Cambrian at Söderfjärden, Vaasa, western Finland [PDF]

open access: yesBulletin of the Geological Society of Finland, 1982
The Lower Cambrian sedimentary rocks form a doughnut-shaped deposit on the bottom of the Söderfjärden depression. The sedimentary pile was first established and has now been penetrated by drilling.
J.J. Lehtovaara
doaj   +1 more source

Dynamic features of “Petrozavodsk” seismic station

open access: yesTransactions of the Karelian Research Centre of the Russian Academy of Sciences, 2016
The paper is devoted to the estimability and recordability of seismic events, namely the research of the noise power spectral density (PSD) and its diurnal variation around “Petrozavodsk” seismic station (PTRZ), located within the Onega structure of the ...
Александр Валерьевич Климовский   +5 more
doaj   +1 more source

THE BELOMORIAN ECLOGITE PROVINCE (EASTERN FENNOSCANDIAN SHIELD, RUSSIA): MESO-NEOARCHEAN OR LATE PALEOPROTEROZOIC?

open access: yesГеодинамика и тектонофизика, 2020
A critical discussion of competing models of the geodynamic nature (oceanic or continental subduction) and age (Meso-Neoarchean or Late Paleoproterozoic) of the eclogite facies metamorphism in the Belomorian eclogite province (BEP) is based on the ...
M. V. Mints, K. A. Dokukina
doaj   +1 more source

INSTITUTE OF GEOLOGY OF THE KARELIAN RESEARCH CENTRE RAS – HISTORY OF SCIENTIFIC RESEARCH (ON 55th ANNIVERSARY SINCE FOUNDATION)

open access: yesTransactions of the Karelian Research Centre of the Russian Academy of Sciences, 2016
In 2016, the Institute of Geology at the Karelian Research Centre, Russian Academy of Sciences celebrated the 55th anniversary since its founding. The history and mainstream of the scientific research conducted by the institute are briefly described in ...
Владимир Владимирович Щипцов   +5 more
doaj   +1 more source

Geological-geophysical models of the crust for the White Sea region

open access: yesГеодинамика и тектонофизика, 2020
The study of the White Sea region and the adjacent area aimed to model the structure of the crystalline portion of the crust at the contact of the northeastern slope of the Fennoscandian Shield and the Russian Plate.
N. V. Sharov   +4 more
doaj   +1 more source

Heat flow, seismic cutoff depth and thermal modeling of the Fennoscandian Shield [PDF]

open access: yes, 2017
Being far from plate boundaries but covered with seismograph networks, the Fennoscandian Shield features an ideal test laboratory for studies of intraplate seismicity.
Kukkonen, Ilmo T.   +2 more
core   +1 more source

Preparation for implementing the proposed EC Water Framework Directive in Finland [PDF]

open access: yes, 2001
Finland reorganised its environmental administration in 1995 when thirteen Regional Environmental Centres (RECs) and one national agency called the Finnish Environment Institute (FEI) were created. The REC's and the FEI have been entrusted with functions
Makinen, Heikki   +2 more
core  

The Lomagundi-Jatuli carbon isotopic event recorded in the marble of the Tandilia System basement, Río de la Plata Craton, Argentina [PDF]

open access: yes, 2019
The “Lomagundi-Jatuli event” corresponds to the most important δ13C positive anomaly (≥5‰) globally reported in Palaeoproterozoic marine carbonates (between ∼2.30 and 2.06 Ga).
Ballivian Justiniano, Carlos Alberto   +6 more
core   +1 more source

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