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Wyszukujesz frazę "lagoon" wg kryterium: Temat


Tytuł:
Ice thrusts and piles on the shores of the Southern Baltic Sea coast (Poland) lagoons
Nasunięcia i spiętrzenia lodowe na brzegach zalewów polskiego wybrzeża Bałtyku
Autorzy:
Girjatowicz, J.P.
Powiązania:
https://bibliotekanauki.pl/articles/84907.pdf
Data publikacji:
2004
Wydawca:
Akademia Pomorska w Słupsku
Tematy:
ice thrust
ice pile
shore
Southern Baltic Sea
coastal zone
Polska
lagoon
Szczecin Lagoon
Vistula Lagoon
Źródło:
Baltic Coastal Zone. Journal of Ecology and Protection of the Coastline; 2004, 08
1643-0115
Pojawia się w:
Baltic Coastal Zone. Journal of Ecology and Protection of the Coastline
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Long term water level and surface temperature changes in the lagoons of the Southern and Eastern Baltic
Autorzy:
Dailidiene, I.
Baudler, H.
Chubarenko, B.
Navrotskaya, S.
Powiązania:
https://bibliotekanauki.pl/articles/47846.pdf
Data publikacji:
2011
Wydawca:
Polska Akademia Nauk. Instytut Oceanologii PAN
Tematy:
Baltic Sea
climate change
coastal lagoon
Curonian Lagoon
erosion
lagoon
linear regression
long-term variation
sea surface temperature
variability
Vistula Lagoon
water level
Źródło:
Oceanologia; 2011, 53, (1-TI)
0078-3234
Pojawia się w:
Oceanologia
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The PIONEER-Project in the Odra Lagoon - modelIing the ecosystem with ERSEM
Autorzy:
Wolf, T.
Ruardij, P.
Powiązania:
https://bibliotekanauki.pl/articles/241101.pdf
Data publikacji:
2001
Wydawca:
Polska Akademia Nauk. Instytut Budownictwa Wodnego PAN
Tematy:
Odra Lagoon
ecosystem
modelling
Ebro delta
Opis:
Article deals with the implementation and testing of short term forcast systems as well as the application of data assimilation schemes on ecosystem models. The goal is to forecast the hydrodynamical and bio-chemical conditions within two areas. These two areas - the Ebro delta and the Odra lagoon and river respectively are characterized by different hydrodynamical and climatological conditions as well as their present anthropological impact.
Źródło:
Archives of Hydro-Engineering and Environmental Mechanics; 2001, 48, 3; 123-138
1231-3726
Pojawia się w:
Archives of Hydro-Engineering and Environmental Mechanics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Distribution and Seasonal Variation of Heavy Metals in Sediments of Muthupet Lagoon, Southeast Coast of India
Autorzy:
Balakrishnan, T.
Sundaramanickam, A.
Shekhar, S.
Balasubramanian, T.
Powiązania:
https://bibliotekanauki.pl/articles/125289.pdf
Data publikacji:
2015
Wydawca:
Polskie Towarzystwo Inżynierii Ekologicznej
Tematy:
seasonal variation
heavy metals
Muthupet lagoon
Opis:
This study deals with seasonal variation of heavy metals in sediments of Muthupet lagoon, Southeast coast of India from September 2011 to August 2012. The bulk sediments were association with sand, silt and clay. Geoaccumulation index (lgeo) was used to quantitatively assess the influences of heavy metal pollution. Heavy metals were determined by using Inductively Coupled Plasma Optical Emission Spectrometer (ICP-OES) and the results were compared to permissible limits of WHO/USEPA. The minimum concentration of heavy metals in all the stations were found during the post monsoon and summer seasons and the maximum concentration of heavy metals in all the stations were found during the premonsoon and monsoon seasons. The reason for the pollution was land drainage, irrigation through channels and municipal wastes and also the peak agricultural activities due to the release of fresh water from reservoirs. Among all the metals iron was found to be maximum in all the stations in postmonsoon and summer season followed by magnesium and manganese. Apart from these three metal, all other six metals are recorded in moderate range. The reason for the high concentration of these metals are anthropogenic activity, agriculture, aquaculture and the rivers regular in and out flow throughout the study duration in the lagoon area.
Źródło:
Journal of Ecological Engineering; 2015, 16, 3; 49-60
2299-8993
Pojawia się w:
Journal of Ecological Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Transformation of the Vistula Lagoon into a canonical domain
Autorzy:
Prosnak, W.J.
Czesnik, P.P.
Powiązania:
https://bibliotekanauki.pl/articles/48837.pdf
Data publikacji:
2001
Wydawca:
Polska Akademia Nauk. Instytut Oceanologii PAN
Tematy:
transformation
conformal mapping
Vistula Lagoon
shoreline
inversion
Opis:
The paper deals with the conformal mapping of finite, plane, simply connected domains, representing oceans, lakes, estuaries, bays, lagoons, and other natural water bodies of this kind. As a rule, they are bounded by geometrically complex shorelines. The partial differential problems investigated in Oceanology and posed in such domains have turned out to be difficult to solve for at least three reasons. They follow on from the mathematical properties of the differential equations governing such problems, from the just-mentioned geometrical complexity of the domains of solution, and from the sensitivity of the solutions to boundary conditions. In view of the last reason the contours admitted as boundaries of the domains of the solution ought to be as close to the real shorelines as possible. The obviously inaccurate approximation of the shorelines by ‘staircases’, which appears rather often (cf. Catewicz & Jankowski 1983, Lin & Chandler-Wilde 1996) as a consequence of applying finite difference methods to the solution of the partial differential problems, raises serious doubts from the point of view of Numerical Fluid Mechanics. It is recalled in the paper that such inaccuracies are not unavoidable: that complicated plane domains can be transformed accurately by means of properly applied conformal mapping onto regular, canonical domains – in particular, onto discs or squares. Such a transformation is demonstrated on the rather difficult example of the Vistula Lagoon. The transformation begins with the decomposition of the domain into five plane subdomains, each one of which is eventually transformed onto a disc. Every such result is arrived at quite independently of the remaining subdomains, by means of a set of properly selected consecutive mappings. Hence, the final canonical domain consists in this case of a system of five discs which, however, within the framework of this differential problem, have to be treated as interconnected. The interconnections involve images of four segments of straight lines, separating the original subdomains. The transformations and the resulting canonical domain presented in the paper are intended to be applied to the solution of certain hydrodynamical problems concerning the Vistula Lagoon, which will be published elsewhere.
Źródło:
Oceanologia; 2001, 43, 2
0078-3234
Pojawia się w:
Oceanologia
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
How do currents influence the settlement of Zebra Mussels (Dreissena polymorpha) in the Szczecin Lagoon?
Autorzy:
Fenske, Ch.
Powiązania:
https://bibliotekanauki.pl/articles/241069.pdf
Data publikacji:
2001
Wydawca:
Polska Akademia Nauk. Instytut Budownictwa Wodnego PAN
Tematy:
zebra mussels
settlement of larvae
Szczecin Lagoon
Opis:
Unlike most freshwater bivalves, zebra mussels (Dreissena polymorpha PALLAS) have free swimming larvae and are thus dependent on water currents to guarantee the spreading of their offspring. Although planktonic, the larvae are able to carry out some directed movements. This paper presents investigations carried out in the Szczecin Lagoon, testing the settlement of larvae on different materials at three sites. Zebra mussel larvae preferred the central part of the lagoon for settlement and favoured horizontal over vertical orientation. The rank order referring to number of settled mussels was net > wood > stones > mussel shells > PVc. Water current velocity in the crucial phase was usually very low (<10 cm/s), i.e. not above the limit for settlement. Therefore, other parameters must be involved as well. Two factors are discussed in particular: 1) salinity, and 2) sensory capacities of larvae, linked to the question of their capability of choosing where they settle.
Źródło:
Archives of Hydro-Engineering and Environmental Mechanics; 2001, 48, 3; 17-32
1231-3726
Pojawia się w:
Archives of Hydro-Engineering and Environmental Mechanics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Seasonal fluxes of phosphate across the sediment-water interface in Edku Lagoon, Egypt
Autorzy:
Khalil, M.K.
Rifaat, A.E.
Powiązania:
https://bibliotekanauki.pl/articles/48738.pdf
Data publikacji:
2013
Wydawca:
Polska Akademia Nauk. Instytut Oceanologii PAN
Tematy:
phosphorus
geochemical process
modelling
coastal lagoon
Edku Lagoon
Egypt
eutrophication
sediment water
bottom water
chemical property
seasonal fluctuation
Źródło:
Oceanologia; 2013, 55, 1
0078-3234
Pojawia się w:
Oceanologia
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Lagoon sediments in the central part of the Vistula spit: geochronology, sedimentary environment and peculiarities of geological settings
Autorzy:
Bitinas, A.
Boldyrev, V.
Damušyte, A.
Grigiene, A.
Vaikutiene, A.
Žaromskis, R.
Powiązania:
https://bibliotekanauki.pl/articles/1205004.pdf
Data publikacji:
2008
Wydawca:
Państwowy Instytut Geologiczny – Państwowy Instytut Badawczy
Tematy:
gyttja
lagoon sediments
neotectonics
Vistula Spit
Baltic Sea
Opis:
Lagoon gyttja layers occurring in anomalously high position (up to 2.5 m above the present-day sea level) are known from the central part of the Vistula Spit (Kaliningrad region of the Russian Federation). Complex investigations of lagoon sediments (gyttja, sand), including radiocarbon (14C) dating as well as mollusc, pollen and diatom analyses, have been carried out in 2004–2005. The results of these investigations indicate that the lagoon sediments were deposited in the Late Subboreal–Early Subatlantic period in a shallow freshwater, overgrown basin periodically influenced by brackish water. The anomalously high level of the lagoon gyttja is determined by neotectonic activity of Earth’s crust blocks.
Źródło:
Polish Geological Institute Special Papers; 2008, 23; 9-20
1507-9791
Pojawia się w:
Polish Geological Institute Special Papers
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Structure of the South-Western Part of the Curonian Spit
Autorzy:
Badyukova, E. N.
Zindarev, L. A.
Lukyanova, S. A.
Solovieva, G. D.
Powiązania:
https://bibliotekanauki.pl/articles/241278.pdf
Data publikacji:
2018
Wydawca:
Polska Akademia Nauk. Instytut Budownictwa Wodnego PAN
Tematy:
coastal barrier
lagoon
erosion
underwater slope
fluvioglacial deposits
Opis:
This article addresses the southern sector of the Curonian Spit, the largest coastal barrier of the Baltic Sea. A comparative analysis of the deposits that make up parts of the Curonian and Vistula Spits is given. The detailed analysis of the geological and geomorphological structure of the southern part of the Curonian Spit suggests that, within this sector, it is not a sedimentary barrier created by wave action and Aeolian processes in the Holocene, but a part of a pre-Holocene fluvioglacial plain. Field work has shown that the ancient alluvial or fluvioglacial plain is in the lagoon shore of the Vistula Spit.
Źródło:
Archives of Hydro-Engineering and Environmental Mechanics; 2018, 65, 2; 109-122
1231-3726
Pojawia się w:
Archives of Hydro-Engineering and Environmental Mechanics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
New records of Chara connivens P. Salzmann ex A. Braun 1835 - an extremely rare and protected species in Polish brackish waters
Autorzy:
Brzeska, P.
Wozniczka, A.
Pelechaty, M.
Blindow, I.
Powiązania:
https://bibliotekanauki.pl/articles/56909.pdf
Data publikacji:
2015
Wydawca:
Polskie Towarzystwo Botaniczne
Tematy:
new record
Chara connivens
extremely rare species
rare species
protected species
Polska
brackish water
Vistula Lagoon
Szczecin Lagoon
baltic Sea
Opis:
The stonewort Chara connivens was rediscovered in the Vistula Lagoon in 2011, almost 35 years after its last record. In 2012, the species was recorded for the first time in the Szczecin Lagoon. Chara connivens occurred at shallow (0.5–1.2 m) sandy-muddy and muddy bottoms of small embayments. In the Vistula Lagoon, the stonewort was represented by single small specimens, while in the Szczecin Lagoon, it formed dense and extensive patches.
Źródło:
Acta Societatis Botanicorum Poloniae; 2015, 84, 1
0001-6977
2083-9480
Pojawia się w:
Acta Societatis Botanicorum Poloniae
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Inertial oscillations indeced by propagation of Vistula Lagoon freshwater into the Baltic Sea
Autorzy:
Yurov, V. A.
Yurova, A. A.
Powiązania:
https://bibliotekanauki.pl/articles/1940706.pdf
Data publikacji:
2017
Wydawca:
Politechnika Gdańska
Tematy:
cyanobacteria
Vistula Lagoon
Baltic Strait
Coriolis force
vorticity
Opis:
A mathematical model of the mechanism of the appearance of antisymmetric vortices during the propagation of freshwater into the seawater which is observed, in particular, at the exit from the Baltic Canal connecting the Vistula Lagoon and the Baltic Sea is constructed in the work. In particular it is shown that the main reason for the vortex formation in this case is the Coriolis force. The exact dependence of the circulation of velocity on time for the three simplest types of the “tongue” of the intrusion of freshwater is calculated analytically in the work as well.
Źródło:
TASK Quarterly. Scientific Bulletin of Academic Computer Centre in Gdansk; 2017, 21, 2; 121-134
1428-6394
Pojawia się w:
TASK Quarterly. Scientific Bulletin of Academic Computer Centre in Gdansk
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The hydrography of Admiralty Bayand its inlets, coves and lagoons (King George Island, Antarctica)
Autorzy:
Rakusa-Suszczewski, Stanisław
Powiązania:
https://bibliotekanauki.pl/articles/2052683.pdf
Data publikacji:
1995
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
Antarctica
South Shetland Islands
environments (fjord, cove, lagoon)
Źródło:
Polish Polar Research; 1995, 16, 1-2; 61-70
0138-0338
2081-8262
Pojawia się w:
Polish Polar Research
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Perspective Technologies of the Treatment of the Wastewaters with High Content of Organic Pollutants and Ammoniacal Nitrogen
Autorzy:
Malovanyy, Myroslav
Moroz, Oleksandr
Hnatush, Svitlana
Maslovska, Olga
Zhuk, Volodymyr
Petrushka, Ihor
Nykyforov, Volodymyr
Sereda, Andriy
Powiązania:
https://bibliotekanauki.pl/articles/124528.pdf
Data publikacji:
2019
Wydawca:
Polskie Towarzystwo Inżynierii Ekologicznej
Tematy:
leachate treatment
aerated lagoon
microbiocenosis
biofuels
wastewater treatment plant
Opis:
The paper analyzes the advanced technologies of wastewater treatment with a high content of organic pollutants and ammonium ions. Two different bi-stage scenarios for the treatment of such effluents are proposed. The first scenario includes the pretreatment in aerated lagoons and the final stage at the wastewater treatment plants after appropriate dilution with municipal sewages. The second scenario also includes the first stage in aerated lagoons with a tertiary treatment at the plant for cyanobacteria cultivation with the use of obtained biomass for biofuels production. The effects of the aeration periodicity on the leachate treatment efficiency and also on the composition of microbiocenosis in the aerated lagoons were investigated. The leachates of the Lviv landfill of municipal solid waste (MSW) were used in experimental investigations. The Lviv landfill of MSW was used for domestic and industrial wastes deposition for almost six decades, since the 1960s. It was found that the highest effect of ammoniacal nitrogen removal was obtained in the mode of periodic aeration, with the cycle duration of two hours including the one-hour aeration. It was found that the microorganisms extracted from the leachates of the Lviv MSW landfill are prospective for the new biotechnologies of treatment of the highly concentrated wastewaters, since this microbiocenosis is resistant to the widespread pollutants, in particular to heavy metal ions.
Źródło:
Journal of Ecological Engineering; 2019, 20, 2; 8-15
2299-8993
Pojawia się w:
Journal of Ecological Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Diversification of Social Capital of Sailing Community and Development of Tourist Services of the Szczecin Lagoon
Autorzy:
Osóch, Barbara
Tessar, Karina
Powiązania:
https://bibliotekanauki.pl/articles/438086.pdf
Data publikacji:
2019
Wydawca:
Uniwersytet Pedagogiczny im. Komisji Edukacji Narodowej w Krakowie
Tematy:
Dąbie Lake
sailing
social capital
Szczecin Lagoon
tourist services
Opis:
The aim of the present paper is to show the impact of the diversity of social capital of the international sailing environment on the development of tourist services around the Szczecin Lagoon and Dąbie Lake. The target group are Polish and German participants in nautical tourism in the cross-border research area. Materials for the article were collected during field studies conducted in 2009–2012. The questionnaire method was mainly used to obtain information. The paper uses elements of social capital for the purpose of creating the image of the place and promotional activities of the region. The sources of capital were: motivations for sailing, additional leisure time activities, form of sailing activity, individual choice of a place of rest as well as the most frequently chosen domestic and international destinations, as well as personal data like gender, age and nationality of respondents. Understanding capital as a resource allowed it to be used for the development of the research area. The analysis of the research results allowed to specify one characteristic which was positively evaluated by two groups of respondents and these are landscape conditions of the Szczecin Lagoon. Contact with nature turned out to be the most important motivation for sailing. On the other hand, the heterogeneity of the Polish and German sailing environment is clear in the context of age, sailing qualifications, property status, which determines the direction of cruises undertaken and other activities accompanying sailing. All the above-mentioned elements of social capital bring benefits for the research area, observed in the economic and social dimension. Based on them, promotional and infrastructural changes were proposed for the needs of the tourist services sector, including, among others, nature, cultural or qualified tourism.
Źródło:
Prace Komisji Geografii Przemysłu Polskiego Towarzystwa Geograficznego; 2019, 33, 3
2080-1653
Pojawia się w:
Prace Komisji Geografii Przemysłu Polskiego Towarzystwa Geograficznego
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Competition for food in macroplankton animals in the Vistula Lagoon
Autorzy:
Opaliński, Krzysztof
Powiązania:
https://bibliotekanauki.pl/articles/470661.pdf
Data publikacji:
2014
Wydawca:
Uniwersytet Kardynała Stefana Wyszyńskiego w Warszawie
Tematy:
interspecific competition
early developmental stages of fish species
Vistula Lagoon
Opis:
Competition for food can be observed in the macroplankton community in the Vistula Lagoon (northern Poland) in the spring (April-May-June). This is the time of mass occurrence of early developmental stages of the Baltic Sea herring, the European smelt perch, and stickleback. Additionally, some quantities of the shrimp Neomysis integer can be found. These species use the same food resources, i.e. small zooplankton, but they occupy different habitats. However, in a very special situation in the Vistula Lagoon (low depth and water mixing by winds) they are living together and compete for food. The purpose of this paper is to find out which species is the superior competitor for food among the macroplankton living in the Vistula Lagoon. Animal size (dry weight Dw), daily consumption rate (C), and coefficients of food assimilation efficiency (U-1), as well as utilization of consumed energy for growth (K1), and utilization of assimilated energy for growth (K2) by individuals of particular species were used as measures of individual success in competition for food. Animal abundance (n m-3), daily consumption rate of individuals of particular species living in the unit of water volume (J m-3 d-1), and total food consumed by animals of particular species living in the unit of water volume as a percent of the total food available were used as measures of population (or species) success in competition for food. The re¬sults do not provide a clear indication which species is a superior competitor for food. Because competition occurs at the level of individuals rather than populations, a question arises why just Neomysis, despite their lowest food consumption and the lowest daily production rate succeeded in reaching high population numbers and sum of daily food consumption by population.
Źródło:
Studia Ecologiae et Bioethicae; 2014, 12, 4; 127-148
1733-1218
Pojawia się w:
Studia Ecologiae et Bioethicae
Dostawca treści:
Biblioteka Nauki
Artykuł

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