Results 11 to 20 of about 6,693 (259)

Impact of saltwater inflows on phosphorus cycling and eutrophication in the Baltic Sea: a 3D model study [PDF]

open access: yesTellus: Series A, Dynamic Meteorology and Oceanography, 2014
The impact of dense saltwater inflows on the phosphorus dynamics in the Baltic Sea is studied from tracer experiments with a three-dimensional physical model.
Kari Eilola   +2 more
doaj   +1 more source

Seismic properties of soil in the Eastern Baltiс Sea Region based on the horizontal to vertical spectral ratio method [PDF]

open access: yesEstonian Journal of Earth Sciences, 2017
The purpose of this study was to estimate and compare seismic properties of soil under different geological conditions of the southern part of the Baltic Shield and the northwestern part of the East European Platform.
Valerijs Nikulins
doaj   +1 more source

Changing climatic drivers of European spruce bark beetle outbreaks: a comparison of locations around the Northern Baltic Sea

open access: yesSilva Fennica, 2023
European spruce bark beetle (Ips typographus [L.]; SBB) damage has reached extreme and unprecedented levels in East Central Sweden, likely driven by increasing temperatures and severe drought due to climate change.
Olli-Pekka Tikkanen, Ilari Lehtonen
doaj   +1 more source

Discovery of trimerellide brachiopod Gasconsia from the Ordovician of Estonia [PDF]

open access: yesEstonian Journal of Earth Sciences
In this study, the first trimerellide brachiopods from Estonia are described. They occur in the uppermost Katian (Upper Ordovician) shallow shelf environments and represent some of the largest Ordovician brachiopods.
Linda Hints, Jiayu Rong
doaj   +1 more source

PROVIDING STABLE FRICTION PROPERTIES OF DISC BRAKES FOR RAILWAY VEHICLES [PDF]

open access: yesTransport Problems, 2017
A new approach is developed to ensure the stability of the coefficient of friction at different braking modes for the entire speed range of braking high-speed ground transport.
Yuri Y. OSENIN   +4 more
doaj   +1 more source

Etnolingvistiniai santykiai priešistorinėje Šiaurės rytų Europoje

open access: yesBaltistica, 2011
ETHNOLINGUISTIC  SITUATION IN THE PREHISTORIC NORTH-EAST  EUROPESummaryThe hitherto known facts allow to state that in the period between the disintegration of Indo-European community and the expansion of Mongolian-Turkic peoples four groups of langua ...
Leszek Bednarczuk
doaj   +1 more source

The geopolitics of territorial relativity. Poland seen by Rudolf Kjellén

open access: yesMiscellanea Geographica: Regional Studies on Development, 2022
Rudolf Kjellén (1864–1922) discusses the birth, death, and possible rebirth of the state as a ‘living organism’. His concept of the nation, based on Renan, as a voluntary community is linked to the attainment of statehood.
Lundén Thomas
doaj   +1 more source

Taxonomy of the Sandbian (Upper Ordovician) brachiopod Dalmanella kegelensis Alichova, 1953 and the new genus Alichovella [PDF]

open access: yesEstonian Journal of Earth Sciences
The brachiopod species Dalmanella kegelensis Alichova, 1953 is reported in the geological literature of the Baltic region as a species characteristic of the Keila Regional Stage at the Sandbian–Katian transition, and a nominal taxon of a regional ...
Linda Hints
doaj   +1 more source

East Baltics: Economic Dilemmas of Security

open access: yesBaltic Region, 2018
This article considers military security in the Eastern Baltic. The research focuses on the economic sustainability of Estonia, Latvia, and Lithuania in the context of military spending. The authors maintain that an increase in military spending can either strengthen or weaken national economic and technological potential.
N. M. Mezhevich, Yu. M. Zverev
openaire   +1 more source

The physiological response of picophytoplankton to temperature and its model representation

open access: yesFrontiers in Marine Science, 2016
Picophytoplankton account for most of the marine (sub-)tropical phytoplankton biomass and primary productivity. The contribution to biomass among plankton functional types (PFTs) could shift with climate warming, in part as a result of different ...
Beate Stawiarski   +3 more
doaj   +1 more source

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