Inštitut za raziskovanje krasa ZRC SAZU

Inštitut za raziskovanje krasa ZRC SAZU Inštitut za raziskovanje krasa ZRC SAZU / Karst Research Institute ZRC SAZU Karst is a landmark of Slovenia. Karst is in the focus of our research.

Skoraj polovica Slovenije je kraške in več kot polovica voda, s katerimi se oskrbujemo, je iz kraških vodonosnikov. Naš Kras je dal ime za to svojevrstno pokrajino na karbonatnih kamninah tudi v tuje jezike in na njem se je začelo razvijati krasoslovje. Dolgotrajno in uspešno razvijanje krasoslovja na temeljih izjemnih naravnih danosti in tradicije je Inštitut uveljavilo kot eno pomembnih mednarod

nih krasoslovnih središč. Celovito krasoslovje zahteva poglabljanje znanja o nastanku in razvoju krasa, njegovem površju in jamah, ki ga votlijo, ter o vodah, ki se pretakajo skozenj in ga oblikujejo, kot tudi o zgodovini krasoslovja. Smiselno načrtovana skupina raziskovalcev, ki jo sestavljajo geografi, geologi, biologa, mikrobiolog, kemičarka in fizik, pokriva najbolj pomembna področja krasoslovja. Uspešno raziskovanje pa je pogojeno tudi z raznovrstnostjo pristopov od temeljnega terenskega dela in poskusov na terenu, različnih laboratorijskih proučevanj do računskih in računalniških modelov zakrasevanja in pretakanja voda skozi vodonosnike. Različni izsledki se povezujejo v celoto, kar je inštitutska prednost tudi v mednarodnih razmerah. Temeljne raziskave so pogoj za varovanje občutljive pokrajine in za smiselno načrtovanje življenja v njej, bodisi pri načrtovanju oskrbe s pitno vodo bodisi pri načrtovanju in izvajanju različnih posegov v kras. Trdna vpetost v mednarodne tokove krasoslovja je temelj za razvijanje dobrega, tudi vodilnega krasoslovja in za sloves Slovenije kot kraške in krasoslovne dežele. Pod okriljem Inštituta izhaja tudi mednarodno priznani Krasoslovni zbornik (Acta carsologica). V zgradbi Inštituta so študijska knjižnica, kemijski in geološki laboratorij ter oprema za terensko raziskovanje in učilnica. Na inštitutu je tudi sedež Podiplomskega študijskega programa Krasoslovje, ki deluje v okviru Univerze v Novi Gorici. Almost half of the country is karstic with over 10000 caves registered. More than half of the population is supplied by karst waters. An international term KARST is derived from the name of Slovenian region Kras, an area also regarded as the cradle of scientific discipline - karstology. Karstology has become a complex multidisciplinary science, covering wide range of earth sciences related to karst. Long tradition of excellent research and unique position in the center of classical karst have established the Institute as one of the most recognized karstological centers in the world. We study its hydrology, geology, morphology, ecology, microbiology and speleology as well as history of our own science. Institute's researchers come from various backgrounds including geology, geography, physics, chemistry, biology and microbiology, thus enabling a multidisciplinary approach. Our research includes field studies, laboratory investigations and numerical modeling. We conduct basic studies and applied studies. Institute hosts a karstological library, one of the most complete of its kind, laboratory specialized in water chemistry, geological laboratory and a lecture room with modern presentation equipment. Institute's researchers are enrolled as lecturers at the Postgraduate study of karstology at University of Nova Gorica.

Slovenska tiskovna agencija v spodnjem prispevku predstavlja rezultate nekaterih naših preteklih in aktualnih raziskav n...
08/08/2025

Slovenska tiskovna agencija v spodnjem prispevku predstavlja rezultate nekaterih naših preteklih in aktualnih raziskav na Cerkniškem polju, ki jih opravljamo v sodelovanju z Notranjski park in drugimi partnerji v okviru projekta LIFE TRSCA.

In the following article (in Slovenian), the Slovenian Press Agency presents the results of some our past and actual research on the Cerkniškem polje, which we carry out in cooperation with Notranjska Regional Park and other partners within the LIFE TRSCA project.

Cerkniško polje z največjim presihajočim jezerom v Sloveniji se v zadnjem času vse bolj spreminja. Podnebne spremembe vplivajo na vodni režim in s tem na rastlinske ter živalske vrste. Dodaten pritisk ustvarja človek, predvsem z neprilagojeno košnjo. Rešitve strokovnjaki iščejo v novem pr...

Nadja Zupan Hajna ponovno v vodstvu UIS!Na 19. Mednarodnem speleološkem kongresu Mednarodne speleološke zveze (UIS), ki ...
05/08/2025

Nadja Zupan Hajna ponovno v vodstvu UIS!
Na 19. Mednarodnem speleološkem kongresu Mednarodne speleološke zveze (UIS), ki je potekal v Braziliji, je bila dr. Nadja Zupan Hajna z IZRK ZRC SAZU ponovno izvoljena v UIS Biro – tokrat kot blagajničarka za mandatno obdobje 2025–2029. Njeno predsedovanje (2022–2025) je zaznamovala ena najpomembnejših pobud v zgodovini UIS – prizadevanje za razglasitev UNESCO Mednarodnega dneva jam in krasa (IDCK), ki ga bomo prvič praznovali 13. septembra 2025. Kongresa sta se s predavanji z Inštituta udeležila dr. Bojan Otoničar in dr. Nadja Zupan Hajna.
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Nadja Zupan Hajna re-elected to the UIS Bureau!
At the 19th International Congress of Speleology of the International Union of Speleology (UIS), held in Brazil, Dr. Nadja Zupan Hajna from the Karst Research Institute ZRC SAZU was re-elected to the UIS Bureau – this time as Treasurer for the 2025–2029 term. Her presidency (2022–2025) was marked by one of the most important initiatives in the history of UIS – the effort to establish the UNESCO International Day of Caves and Karst (IDCK), which will be celebrated for the first time on 13 September 2025. Dr. Bojan Otoničar and Dr. Nadja Zupan Hajna from the Institute participated in the congress with presentations.

Spoštovani kolegi!Obveščamo vas, da na spletnem naslovu https://ojs.zrc-sazu.si/carsologica/issue/view/1032 najdete novo...
01/08/2025

Spoštovani kolegi!

Obveščamo vas, da na spletnem naslovu https://ojs.zrc-sazu.si/carsologica/issue/view/1032 najdete novo izdajo revije Acta Carsologica (54-1), osrednje krasoslovne revije.

Poletni pozdrav in obilo užitkov ob branju!

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Dear colleagues!

We would like to inform you that the latest issue of Acta Carsologica (54-1), the leading karstological journal karstology, is now available at https://ojs.zrc-sazu.si/carsologica/issue/view/1032.

We wish you a pleasant summer and hope you enjoy reading it!

Članek »Flooding and flood water storage in karst systems of the Mediterranean region« avtorjev Xanke et al. (2024) je b...
31/07/2025

Članek »Flooding and flood water storage in karst systems of the Mediterranean region« avtorjev Xanke et al. (2024) je bil po izboru urednikov ugledne revije Hydrogeology Journal izbran kot eden izmed petih najboljših člankov preteklega leta. 🎉
V članku avtorji raziskujejo hidravlično odzivanje kraških vodonosnikov na močne padavine, nastanek poplav ter inženirske ukrepe za njihovo obvladovanje. Prikazani so primeri kraških območij Sredozemlja med njimi tudi iz slovenskega krasa, ki sodi med naravno najbolje ohranjena območja.
Hydrogeology Journal naziv najboljših člankov po izboru urednikov podeljuje tistim prispevkom, ki izstopajo po znanstveni odličnosti, inovativnosti, družbeni pomembnosti in unikatnih vpogledih v hidrogeologijo.
Še posebej smo ponosni, da je med soavtorji tudi dr. Nataša Ravbar, sodelavka našega inštituta. 👏
Članek je dostopen na povezavi spodaj.
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The article “Flooding and flood water storage in karst systems of the Mediterranean region” by Xanke et al. (2024) has been selected as one of the five Editors’ Choice papers of 2024 in the prestigious Hydrogeology Journal. 🎉
The study focuses on the hydraulic response of karst aquifers to intense rainfall, flood formation, and engineering measures for flood management, featuring examples from Mediterranean karst regions, including Slovenian karst, which ranks among the best-preserved natural areas.
Hydrogeology Journal awards the Editors’ Choice title to papers that stand out for their scientific excellence, innovation, societal relevance, and unique insights into hydrogeology.
We are especially proud that Dr. Nataša Ravbar, our colleague, is among the co-authors. 👏
Read more about the article here:

Flooding is a recurring natural phenomenon that can have both life-giving and destructive aspects. In natural environments, floods are often an important element of the seasonal hydrologic cycle that provides water and nutrients to soil, supporting unique, rich and diverse ecosystems. However, flood...

16/07/2025

Sredi letošnjega junija je Inštitut za raziskovanje krasa ZRC SAZU v Postojni organiziral že 32. Mednarodno krasoslovno šolo »Klasični kras« (16.-20. junij 2025), ki je pravzaprav znanstveni simpozij z vsakič drugo temo. Tokratna je bila precej v skladu z učinki podnebnih sprememb: »Ekstre...

Nekaj fotografij z ekskurzij in sprejema med 32. Mednarodno krasoslovno šolo »Klasični kras«. Letos smo po dolgem času o...
08/07/2025

Nekaj fotografij z ekskurzij in sprejema med 32. Mednarodno krasoslovno šolo »Klasični kras«. Letos smo po dolgem času obiskali Loško polje.
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Some photos from the field trips and reception during 32nd International Karstological School »Classical Karst«. This year we visited Loško Polje after a long time.

Nekaj fotografij s predavanj na 32. Mednarodni krasoslovni šoli »Klasični kras« //Some photos from the lectures at the 3...
08/07/2025

Nekaj fotografij s predavanj na 32. Mednarodni krasoslovni šoli »Klasični kras«
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Some photos from the lectures at the 32nd International Karstological School »Classical Karst«

Our colleagues, Magdalena Năpăruş-Aljančič and Tanja Pipan, had a successful lecture at the eLTER Science Conference in ...
07/07/2025

Our colleagues, Magdalena Năpăruş-Aljančič and Tanja Pipan, had a successful lecture at the eLTER Science Conference in Tampere, Finland (June, 23-27).
Their talk, titled "Estimation of Leaf Area Index from Sentinel-2 Satellite Imagery: a case study of silver fir-beech forests from the Slovenian Karst region," detailed a study co-authored by a diverse team from Karst Research Institute ZRC SAZU, Fakulteta za računalništvo in informatiko (Univerza v Ljubljani / University of Ljubljana), and the Gozdarski inštitut Slovenije (also LTER Slovenia partners). The research investigated the potential of remote sensing to accurately capture seasonal leaf area index dynamics in the highly heterogeneous karst landscapes of Slovenia.
The presentation garnered very positive feedback from the audience. We extend our gratitude to European LTER for organizing an outstanding conference!

With deep sorrow, we share the news of the passing of Professor Wolfgang Dreybrodt, who died two days ago in his 87th ye...
06/06/2025

With deep sorrow, we share the news of the passing of Professor Wolfgang Dreybrodt, who died two days ago in his 87th year.
Wolfgang was a pioneer in quantitative karstology and a source of inspiration to many of us. Our collaboration with him spanned more than a quarter of a century, during which his scientific insight and personal warmth left a lasting impact.
He was an associated member of our Institute as well as the corresponding member of the Slovenian Academy of Sciences and Arts. His legacy will continue to shape us and our field of study.

You can hear more about his work from Wolfgang himself:
https://timecapsule.iah.org/person/wolfgang-dreybrodt/

Picture: Wolfgang in Križna jama, during one of his many trips to caves and karst of Slovenia.

02/06/2025

Nekaj utrinkov s predavanja o odkrivanju in varstvu jam vzdolž drugega tira med Divačo in Črnim Kalom si lahko ogledate na spodnji povezavi.

V okviru Tedna čezmejnega geoparka Kras-Carso je naš sodelavec dr. Mitja Prelovšek predaval o odkrivanju in varstvu jam ...
02/06/2025

V okviru Tedna čezmejnega geoparka Kras-Carso je naš sodelavec dr. Mitja Prelovšek predaval o odkrivanju in varstvu jam vzdolž drugega tira med Divačo in Črnim Kalom. Predavanje je potekalo 27. 5. 2025 v Parku Škocjanske jame.

Račiška pečina – slovenska jama z mednarodnim priznanjem!V članku, objavljenem v Acta Carsologica, dr. Nadja Zupan Hajna...
25/04/2025

Račiška pečina – slovenska jama z mednarodnim priznanjem!

V članku, objavljenem v Acta Carsologica, dr. Nadja Zupan Hajna predstavlja izjemen pomen Račiške pečine, ki je zaradi svojih edinstvenih jamskih sedimentov, starih kar 3,4 milijona let, prejela priznanje Mednarodne zveze za geološke vede (IUGS) kot eno izmed 100 svetovnih geoloških naravnih dediščin. Več na povezavi spodaj.

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Račiška Pečina Cave joins the world’s geological heritage!

In an article published in Acta Carsologica, Dr. Nadja Zupan Hajna highlights the global significance of Račiška Pečina, a Slovenian cave with 3.4 million years of continuous sedimentary record. Its exceptional archive of climate and paleomagnetic history has earned it a place among the “Second 100 IUGS Geological Heritage Sites,” announced at the 37th IGC in Busan. Read more at:

https://doi.org/10.3986/ac.v53i2-3.14020

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