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Wyszukujesz frazę "high-mountain landscape" wg kryterium: Temat


Wyświetlanie 1-4 z 4
Tytuł:
Ukształtowanie powierzchni terenu a wartości metryk krajobrazowych w górach wysokich na przykładzie Tatr
Autorzy:
Niedźwiecki, Jan
Kolecka, Natalia
Powiązania:
https://bibliotekanauki.pl/articles/634045.pdf
Data publikacji:
2012
Wydawca:
Uniwersytet Jagielloński. Wydawnictwo Uniwersytetu Jagiellońskiego
Tematy:
landscape metrics
high mountain landscape
Tatra Mountains
3D approach
metryki krajobrazowe
krajobraz wysokogórski
Tatry
podejście 3D
Opis:
W niniejszej pracy zaprezentowano wyniki porównania wartości wybranych metryk krajobrazowych otrzymanych na podstawie obliczeń wykonanych dwiema metodami: metodą tradycyjną, w której pomiarów dokonuje się po zrzutowaniu mozaiki jednostek przestrzennych na powierzchnię planimetryczną, oraz metodą uwzględniającą trzeci wymiar krajobrazu – opartą na analizie numerycznego modelu terenu. Badania wykazały, że zastosowane metody mogą mieć wpływ na uzyskany obraz struktury krajobrazu wysokogórskiego. Ponadto w pracy zawarto uwagi dotyczące obliczania średniej szorstkości powierzchni oraz analiz wykonywanych przy wykorzystaniu pól geometrycznych w danym typie krajobrazu.
The aim of the authors was to compare values of 2D and 3D landscape metrics in high mountains. The first part of the work takes into consideration the spatial structure of vegetation (the rank of landscape facias/ecotopes) of Kocioł Goryczkowy Świński, which was investigated in 1999 by Anna Kozłowska and Anna Jakomulska. The calculation of landscape metrics is resumed using the true surface geometries and compared with the result of traditional measurements on a reference plane. In the second part of the paper, a set of commonly used landscape metrics is calculated for the geocomplexes (rank of uroczysko unit) in the Morskie Oko catchment using both true surface and plain geometries. Finally average surface roughness is computed for the both study areas and some remarks for landscape metrics computed for geometric fields are given. The comparison shows that appropriate 2D and 3D metrics may differ significantly. Moreover, there is a strong correlation between the size of the discrepancy and the surface slope. For that reason, it is very important to distinguish between 2D and 3D metrics and to use them consciously, according to the particular problem.
Źródło:
Prace Geograficzne; 2012, 128; 81-98
1644-3586
Pojawia się w:
Prace Geograficzne
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Concept of landscape horizontal belts in the Polish Tatra Mountains
Autorzy:
Niedźwiecki, J.
Powiązania:
https://bibliotekanauki.pl/articles/294603.pdf
Data publikacji:
2009
Wydawca:
Stowarzyszenie Geomorfologów Polskich
Tematy:
Tatra Mts.
landscape belts
high mountains
mountain landscap
slope system
Opis:
The history of changes of geoecological belts in the mountains exerts influence on the structure and functioning of the landscape. In many mountain regions, a convergence of two basic altitudinal lines occurs: the contemporary upper timberline and the cold Pleistocene snow line. The Tatra Mts. are an example of such a situation. These lines constitute the border between the high-mountain landscape and the landscape of mid- and low mountains (according to the Polish classification). However, this convergence also marks out the horizontal border across the profile of the valley, which separates the part with completely established high mountain landform complex (with postglacial cirques)from the remaining part of the valley. The montane belt can be also divided into two parts characterized by different landscape structure, due to existence of the influence of catenal processes from the subsystem of high-mountain belt. On these bases, the author introduces the concept of landscape horizontal belts in the mountain landscape of the Polish Tatra Mts., dividing the latter into three functional belts: the typical high-mountain landscape, the transitional landscape, and the typical landscape of mid- and low mountains.
Źródło:
Landform Analysis; 2009, 10; 102-107
1429-799X
Pojawia się w:
Landform Analysis
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Problems in geoecological approach to high-mountain environment (based on studies of relief : vegetation relationships)
Autorzy:
Kozłowska, A.
Rączkowska, Z.
Powiązania:
https://bibliotekanauki.pl/articles/294595.pdf
Data publikacji:
2009
Wydawca:
Stowarzyszenie Geomorfologów Polskich
Tematy:
high-mountain landscape
relief
vegetation
geoecological aproach
Tatra Mts.
Opis:
The paper discusses the issues associated with the geoecological rendition of high mountains, taking as a basis the authors’ studies of interrelations between relief and vegetation. The fundamental prerequisites for these studies are presented, with emphasis on the fact that the relation between the two elements is indirect and takes place via the intermediary of the habitat. With respect to the scales, both spatial and temporal, applied in the study of landscape, it is established that the majority of relations between vegetation and relief is analysed on the micro-scale, and much less frequently on the meso-scale. Application of areal methods in respective studies provides the possibility of determining the measure of relation between the elements considered. The linear methods (like, e.g., the catena method) allow for grasping the gradient differentiation of the spatial patterns on high mountain slopes. It was established that the main source of problems with landscape representation of high mountains is the mosaic character of the landscape structure. Due to this, even though the interrelations between the elements of the environment – including relief and vegetation – are distinctly visible, they have not been made precise enough with the mathematically defined dependencies, which make development of models of structure and functioning of high mountain slopes more difficult.
Źródło:
Landform Analysis; 2009, 10; 70-76
1429-799X
Pojawia się w:
Landform Analysis
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The spatial patterns of the Tatra high - mountain landscape structure
Autorzy:
Boltižiar, M.
Powiązania:
https://bibliotekanauki.pl/articles/294897.pdf
Data publikacji:
2009
Wydawca:
Stowarzyszenie Geomorfologów Polskich
Tematy:
high-mountain landscape structure
geomorphic forms and processes
spatial patterns
Tatra Mts.
Opis:
The paper focuses on the identification and classification of spatial patterns in the relation to landforms and geomorphic processes considering the middle-scale and micro-scale of the high-mountain landscape. These determine not only the shape of patches or the character of boundaries, but also the character of fragmentation, the heterogeneity of patches, the gradient and the tendency of patches development. Georelief, especially its spatial morphodynamic attributes, represents relevant phenomena of the landscape which facilitate to understand the scale and hierarchy of the landscape structure. The algorithm of this study is based on the spatial identification of landforms, processes and patterns considering large-scale aerial photographs, a field reconnaissance and the partial classification. The main aim of this paper is to create the classification system of spatial patterns as the physiognomic spatial attributes of the landscape structure mosaic in the high-mountain areas. The genesis of spatial structure patterns and their formation enables us to understand better the origin of the high-mountain landscape structure, its function and contents in this environment. Such a classification can be regarded as a basis for the quantitative statistic analyses of the landscape structure and for the detailed research of spatial patterns.
Źródło:
Landform Analysis; 2009, 10; 11-17
1429-799X
Pojawia się w:
Landform Analysis
Dostawca treści:
Biblioteka Nauki
Artykuł
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