Results 81 to 90 of about 10,807 (277)

Characteristics of sea trout spawners (Salmo trutta) in the Vistula River mouth in reference to the previous Vistula River stocks [PDF]

open access: yesFisheries & Aquatic Life, 2020
Abstract The age structure and length distribution of sea trout spawners caught in the Vistula River mouth in the 1984–1986 period were analyzed in reference to previous Vistula stocks of summer spawning and winter spawning runs, and also to silvering sea trout. The comparison took into consideration two variants: the period when the sea
openaire   +1 more source

The first isotopic evidence of Early Iron Age lead ore exploitation in the Silesian‐Krakow upland, Poland: a provenance study of Lusatian culture lead ornaments

open access: yesArchaeometry, Volume 67, Issue 3, Page 552-569, June 2025.
Abstract The Bronze and Early Iron Ages witnessed a significant increase in trade relations driven by the search for valuable metals. This paper presents new insights into the use of galena from the Silesia and Krakow Upland region in southern Poland, known as the ‘Olkusz ore deposits’, within the context of metal ores in prehistoric Europe.
E. Miśta‐Jakubowska   +10 more
wiley   +1 more source

Restoring the Social Value of Rivers Through Education: the Case of the Vistula River in Warsaw

open access: yesMiscellanea Geographica: Regional Studies on Development, 2010
The article discusses the values of the Vistula River in Poland’s capital city, Warsaw. The author presents the results of studies identifying residents’ perceptions of the river and outlines local community processes that aim to restore the river’s ...
Angiel Joanna
doaj   +1 more source

Potential microbiological threat to the Vistula waters by its tributaries in the vicinity of Kraków

open access: yesSoil and Water Research, 2015
The Vistula is the longest river in Poland. It stretches from the Silesian Beskids to the Gulf of Gdańsk. Water from the Vistula is the source of drinking water for many cities and is used in industry, and therefore its quality and microbiological purity
Anna LENART-BOROŃ   +2 more
doaj   +1 more source

Water quality index – application for rivers in Vistula river basin in Poland

open access: yesWater Science and Technology, 1994
This paper describes the method of the water quality index (WQI), which is used to estimate the cleanness of water. It contains the lists of basic and additional parameters, the formula for the summarized index and the algorithm for evaluation of summarized and guarantee index.
J. Woyciechowska   +2 more
openaire   +1 more source

Poland in the Period of Partitions 1795–1914 [PDF]

open access: yes, 2015
The present book “Poland – History, Culture and Society. Selected Readings” is the third edition of a collection of academic texts written with the intention to accompany the module by providing incoming students with teaching materials that will assist ...
Żurawski vel Grajewski, Radosław
core  

Urban spatial policy and its impact on open areas – Płock case study [PDF]

open access: yes, 2017
Spatial planning has to be carried out in accordance with the sustainable development principle. When compiling every document indicated in the Spatial Planning and Development Act, local authorities have to take into account the conditions that are ...
Feltynowski, Marcin
core   +3 more sources

Impact of the Water Reservoir and River Engineering Structures on Longitudinal and Transverse (Dis)connectivity Associated With Sediment Transfer

open access: yesLand Degradation &Development, Volume 36, Issue 8, Page 2609-2638, 15 May 2025.
ABSTRACT Human impact in the form of reservoir construction and river regulation downstream of reservoirs, is causing irreversible alterations to hillslope and river channel connectivity in river catchments. This disruption in the dynamic equilibrium of the river is attributed to sediment accumulation upstream of the reservoir's dam, limited sediment ...
Joanna Piasecka   +3 more
wiley   +1 more source

River Thermal Dynamics and Heatwaves of Polish Rivers Under Climate Change

open access: yesWater Resources Research, Volume 61, Issue 5, May 2025.
Abstract Progression of global warming poses a significant risk to river ecosystems. However, how river heatwaves' characteristics across complex hydrological systems alter under climate change is still poorly understood. In this study, long‐term reconstructed daily river water temperatures (RWTs) from 125 hydrological stations in 70 rivers across ...
Jiang Sun   +13 more
wiley   +1 more source

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