RNDr. Jiří Kaňa, Ph.D.

Job Position: Research Scientist - Department of Hydrochemistry and Ecosystem Modelling (HEM)

Contact details

Phone: 420387775827
E-mail: jiri.kana@centrum.cz
Room: 228

Description

Nutrient cycling in mountain forest and alpine soils, impact of soil chemistry on freshwater quality

Curriculum vitae

Ph.D. – 2006 University of South Bohemia in České Budějovice, Faculty of Science. Thesis: Impact of soil characteristics on water chemistry of acidified mountain lakes in the Bohemian Forest and the Tatra Mountains. Since 2007 postdoc and research assistant at HBI and Faculty of Science, University of South Bohemia.

Projects:

Phosphorus leaching from undeveloped alpine soils: Biotic or abiotic control? (2020-2022; The Czech Science Foundation)

What are the main mechanisms affecting N flow through soil N pools in N saturated mountain soils? (2009-2011; Grant Agency of the ASCR)

Teaching Biogeochemical cycles
University of South Bohemia in České Budějovice

Chemical and microbiological pollutants in water and atmosphere
University of South Bohemia in České Budějovice

Global biogeochemical cycles
Charles University, Prague

Publications
Total found: 54 records
Kopáček J., Bače R., Grill S., Hejzlar J., Kaňa J., Porcal P., Turek J. (2024) Dynamics and variability of microclimate in an unmanaged mountain forest after a bark beetle outbreak. Agricultural and Forest Meteorology 344 : 109824.
DOI: 10.1016/j.agrformet.2023.109824
Choma M., Bače R., Čapek P., Kaňa J., Kaštovská E., Tahovská K., Kopáček J. (2023) Surviving trees are key elements in the fate of ectomycorrhizal community after severe bark-beetle forest disturbance. FEMS Microbiology Ecology 99 : 1–10.
DOI: 10.1093/femsec/fiad082
Kaňa J., Kaštovská E., Choma M., Čapek P., Tahovská K., Kopáček J. (2023) Undeveloped till soils in scree areas are an overlooked important phosphorus source for waters in alpine catchments. Scientific Reports 13 : 14725.
DOI: 10.1038/s41598-023-42013-4
Kopáček J., Bače R., Choma M., Hejzlar J., Kaňa J., Oulehle F., Porcal P., Svoboda M., Tahovská K. (2023) Carbon and nutrient pools and fluxes in unmanaged mountain Norway spruce forests, and losses after natural tree dieback. Science of the Total Environment 903 : 166233.
DOI: 10.1016/j.scitotenv.2023.166233
Kopáček J., Čapek P., Choma M., Cudlín P., Kaňa J., Kopáček M., Porcal P., Šantrůčková H., Tahovská K., Turek J. (2023) Long-term changes in soil composition in unmanaged central European mountain spruce forests after decreased acidic deposition and a bark beetle outbreak. Catena 222 : 106839.
DOI: 10.1016/j.catena.2022.106839
Kopáček J., Čapek P., Choma M., Cudlín P., Kaňa J., Kopáček M., Porcal P., Šantrůčková H., Tahovská K., Turek J. (2023) Long-term changes in soil composition in unmanaged central European mountain spruce forests after decreased acidic deposition and a bark beetle outbreak. Catena 222 : 106839.
DOI: 10.1016/j.catena.2022.106839
Kaštovská E., Choma M., Čapek P., Kaňa J., Tahovská K., Kopáček J. (2022) Soil warming during winter period enhanced soil N and P availability and leaching in alpine grasslands: A transplant study. PLoS ONE 17 : e0272143.
DOI: 10.1371/journal.pone.0272143
Čapek P., Choma M., Tahovská K., Kaňa J., Kopáček J., Šantrůčková H. (2021) Coupling the resource stoichiometry and microbial biomass turnover to predict nutrient mineralization and immobilization in soil. Geoderma 385 : 114884.
DOI: doi.org/10.1016/j.geoderma.2020.114884
Kopáček J., Bače R., Čtvrtlíková M., Hruška J., Kaňa J., Oulehle F., Tahovská K., Vrba J. (2021) Vliv globálních změn na šumavská jezera. [Effects of global changes on the Bohemian Forest lakes.] Živa 6 : 290-300.
Kopáček J., Kaňa J., Porcal P., Stuchlík E. (2021) Diverse effects of accelerating climate change on chemical recovery of alpine lakes from acidic deposition in soil-rich versus scree-rich catchments. Environmental Pollution 284 : 117522.
DOI: 10.1016/j.envpol.2021.117522
Kaňa J., Porcal P., Choma M. (2020) Plešné jezero a kůrovec. [Plešné lake and bark beetle.] Book 40.
Kopáček J., Bače R., Hejzlar J., Kaňa J., Kučera T., Matějka K., Porcal P., Turek J. (2020) Changes in microclimate and hydrology in an unmanaged mountain forest catchment after insect-induced tree dieback Science of the Total Environment 720 : 137518.
DOI: 10.1016/j.scitotenv.2020.137518
Sterzyńska M., Shrubovych Y., Tajovský K., Čuchta P., Starý J., Kaňa J., Smykla J. (2020) Responses of soil microarthropod taxon (Hexapoda: protura) to natural disturbances and management practices in forest-dominated subalpine lake catchment areas Scientific Reports 10 : Article number 5572.
DOI: 10.1038/s41598-020-62522-w
Čuchta P., Kaňa J., Pouska V. (2019) An important role of decomposing wood for soil environment with a reference to communities of springtails (Collembola) Environmental Monitoring and Assessment 191 : 222.
DOI: 10.1007/s10661-019-7363-x
Kaňa J., Kopáček J., Tahovská K., Šantrůčková H. (2019) Tree dieback and related changes in nitrogen dynamics modify the concentrations and proportions of cations on soil sorption complex Ecological Indicators 97 : 319-328.
DOI: 10.1016/j.ecolind.2018.10.032
Kopáček J., Kaňa J., Bičárová S., Brahney J. , Navrátil T., Norton S., Porcal P., Stuchlík E. (2019) Climate change accelerates recovery of the Tatra Mountain lakes from acidification and increases their nutrient and chlorophyll a concentrations Aquatic Sciences 81 : 70.
DOI: 10.1007/s00027-019-0667-7
Kopáček J., Kaňa J., Porcal P., Vrba J., Norton S. (2019) Effects of tree dieback on lake water acidity in the unmanaged catchment of Plešné Lake, Czech Republic Limnology and Oceanography 64 : 1614-1626.
DOI: 10.1002/lno.11139
Navrátil T., Nováková T., Roll M. , Shanley J.B. , Kopáček J., Rohovec J., Kaňa J., Cudlín P. (2019) Decreasing litterfall mercury deposition in central European coniferous forests and effects of bark beetle infestation Science of The Total Environment 682 : 213–225.
DOI: 10.1016/j.scitotenv.2019.05.093
Oulehle F., Wright R., Svoboda M., Bače R., Matějka K., Kaňa J., Hruška J., Couture R.M., Kopáček J. (2019) Effects of Bark Beetle Disturbance on Soil Nutrient Retention and Lake Chemistry in Glacial Catchment Ecosystems 22 : 725–741.
DOI: 10.1007/s10021-018-0298-1
Šantrůčková H., Cienciala E., Kaňa J., Kopáček J. (2019) The chemical composition of forest soils and their degree of acidity in Central Europe Science of the Total Environment 687 : 96–103.
DOI: 10.1016/j.scitotenv.2019.06.078

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CONTACT

Biology Centre CAS
Institute of Hydrobiology
Na Sádkách 702/7
370 05 České Budějovice

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