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Hidrogeografske značilnosti jezera Jasna
ID Peternel, Zala (Author), ID Trobec, Tajan (Mentor) More about this mentor... This link opens in a new window

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Abstract
Umetno jezero Jasna je ena najbolj obiskanih turističnih točk v občini in naselju Kranjska Gora. Kljub naraščajočemu pomenu turizma se v jezeru in v širšem porečju reke Pišnice ne izvajajo uradne meritve kakovosti voda in posledično ni na voljo nobenih javno dostopnih podatkov. Z namenom ugotavljanja stanja sem izvajala meritve na šestih vzorčnih mestih v obdobju enega leta. Obdobne povišane vrednosti nitratov, nitritov, fosfatov in kloridov nakazujejo vpliv bližnje poselitve in prometa. Kljub določenim povišanim vrednostim pa ima jezero precejšnjo samočistilno sposobnost, kar je posledica njegove geografske lege. Poleg kemijsko-fizikalnega stanja voda moje raziskovalno delo vsebuje strnjeno zgodovino prostorskih procesov, ki so potekali na tem območju od samega začetka razvijanja turističnega naselja Kranjska Gora. Prvotno je bilo na tem območju zgrajeno ogrevano betonsko kopališče v turistične namene. V devetdesetih letih pa je bilo ustvarjeno jezero Jasna. Jezero je danes sestavljeno iz dveh jezer; najprej je nastal prvi (severnejši) del, drugi (južnejši) pa približno deset let kasneje. Jezero se v večji meri napaja s podzemno vodo bližnje reke Pišnice ter deloma prek manjših površinskih pritokov. Odtok je deloma reguliran s strani oskrbnika Jasne, predvsem med poletno sezono. Prav tako imata na to območje velik vpliv nastanek in razvoj naselja Ivana Krivca, ki je še danes pretežno počitniško naselje. Občina Kranjska Gora se je z vstopom v projekt »Povezanost v Alpah« zavezala k sledenju določenim načelom in ukrepom.

Language:Slovenian
Keywords:jezero Jasna, umetno jezero, porečje Pišnice, Kranjska Gora, meritve kakovosti vode.
Work type:Bachelor thesis/paper
Organization:FF - Faculty of Arts
Year:2022
PID:20.500.12556/RUL-139550 This link opens in a new window
Publication date in RUL:04.09.2022
Views:519
Downloads:86
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Secondary language

Language:English
Title:Hydrogeographical characteristics of lake Jasna
Abstract:
Artificial lake Jasna is one of the most popular tourist locations in the municipality and village Kranjska Gora. Despite the growth of tourism there are no official measurements of water quality in the lake or nearby Pišnica catchment, consequently there is no publicly accessible information. Therefore, I analysed certain physical and chemical parameters of water. I collected the samples on six monitoring sites over the period of one year. The effect of nearby traffic and population can be noted in increased values of nitrates, nitrites, phosphates, and chlorides. Despite some increased values, the lake has quite high self-cleaning abilities. That is due to its geographical location, should it have been different, the measured values could have been higher. Before the construction of the lake, there was an artificial, heated swimming pool. In the 90’s the first (northern) part of the lake was constructed and ten years later the second (southern) part. The lake is mostly filling with water subterraneous inflows from nearby river Pišnica and partly through smaller surface inflows. Its’s outflow is partly regulated by the lake’s keeper, mostly during the summer. The nearby holiday village also has a great impact on the area. The municipality of Kranjska Gora has pledged to follow some principles and orientations with joining the project called “Povezanost v Alpah”.

Keywords:lake Jasna, artificial lake, Pišnica catchment, Kranjska Gora, water quality monitoring.

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