Position: Head of department, scientist
Branch: Department of Ecosystem Trace Gas Exchange
Workplace: ÚVGZ AV ČR, v. v. i.Bělidla 4aBrno603 00
Email: machacova.k@czechglobe.cz
Phone: +420 511 192 224
Research Focus
Plant physiology and ecology with focus on nitrous oxide (N2O), methane (CH4) and carbon dioxide (CO2) exchange of different tree species, cryptogams, soils and forest ecosystems of various climatic zones in the world
Education
Doctorate study:
10/2008 – 06/2012 Albert-Ludwigs-Universität Freiburg, Germany, Faculty of Forest and Environmental Sciences, Chair of Tree Physiology
specialization: tree physiology
Doctoral thesis: “Nitrous oxide (N2O) and methane (CH4) emissions from stems of different tree species”
10/2008 – 06/2012 Graduate School “Environment, Society and Global Change”, Albert-Ludwigs-Universität Freiburg, Germany, research area “Adapting Forest Ecosystems to Global Change”
Master study:
09/2002 – 06/2008 Charles University in Prague, Czech Republic, Faculty of Science
study programme: biology, specialization: plant physiology (Department of Experimental Plant Biology)
Master thesis: “Organization of the Microtubule Cytoskeleton during the Formation of a Casparian Band in Root Endodermal Cells of Allium cepa”
10/2005 – 09/2006 Albert-Ludwigs-Universität Freiburg, Germany, Faculty of Biology
Appointments
Since 1.5.2018 Head of department and scientist in Department of Ecosystem Trace Gas Exchange, Global Change Research Institute of the Academy of Sciences of the Czech Republic, v.v.i.
01.01. – 31.10.2021 Associate Professor in Landscape Ecology, Chair of Physical Geography and Landscape Ecology, Department of Geography, University of Tartu, Estonia
01.11. – 31.12.2020 senior researcher in Chair of Physical Geography and Landscape Ecology, Department of Geography, University of Tartu, Estonia
01.11.2012 – 30.4.2018 researcher (Post Doc position) in Laboratory of Plant Ecological Physiology, Global Change Research Institute of the Academy of Sciences of the Czech Republic, v.v.i.
Awards
06/1998 Bronze medal from INEPO (International Environmental Project Olympiad) in Istanbul, Turkey
Important research visits and fellowships
09/2023 – 09/2026 project “Greenhouse gas flux dynamics in forest ecosystems and the effects of drought episodes, elevated atmospheric CO2 concentration, and nitrogen deposition” (Ministry of Education, Youth and Sports, INTER – COST, LUC23162), KM as PI
10/2022 – 10/2026 project “Joint effects of CLimate Extremes and Atmospheric depositioN on European FORESTs – CLEANFOREST” (COST Action), KM as Science Communication Coordinator, member of Project Management Core Team and member of Management Committee
11/2019 – 06/2022 project “FOREST-AGRICULTURE-WATER NEXUS: Bilateral Workshops for Supporting Tools for Ecosystem Services Governance”, Bilateral Fund of the Programme „Environment, Ecosystems and Climate Change“ – Norway Grants, KM as PI for CzechGlobe
2017 – 2019 project “Methane and nitrous oxide fluxes in different tree species of temperate and boreal forest”, Junior grant from The Czech Science Foundation (17-18112Y), KM as PI
09/2019 research stay in tropical rain forest at the experimental station Quistococha, Iquitos, Amazonia, Peru
05/2019 – 07/2019 research stay at the experimental station Kranzberger Forst, Freising, Germany
10/2018 – 11/2018 research stay in tropical rain forest (exp. station Mare Longue Nature Reserve) at La Reunion island, France, in cooperation with University of Reunion Island (Multi-domain Access to RI platforms funding under ENVRIplus project, Horizon 2020)
2015 – 2016 project “Methane (CH4) and nitrous oxide (N2O) emissions from Fagus sylvatica trees” within Program of Project Based Personnel Exchange: DAAD and Academy of Sciences of the Czech Republic (DAAD-15-03), KM as Czech PI
06/2017- 07/2017 research stay at the experimental station in Hyytiala, Finland, in cooperation with University of Helsinki
06/2015 – 07/2015 research stay at the experimental station Konventwald, Black Forest, and at the Albert-Ludwigs-Universität Freiburg, Germany, in cooperation with Albert-Ludwigs-Universität Freiburg (project within Program of Project Based Personnel Exchange: DAAD and Academy of Sciences of the Czech Republic)
04/2015 – 06/2015 research stay at the experimental station in Hyytiala, Finland, in cooperation with University of Helsinki
02/2015 – 03/2015 research stay at the experimental station in Hyytiala, Finland, in cooperation with University of Helsinki (transnational access funding under the ExpeER (Ecosystem research) project, EU FP7)
10/2014 – 11/2014 research stay at the experimental station in Hyytiala, Finland, in cooperation with University of Helsinki (transnational access funding under the ExpeER (Ecosystem research) project, EU FP7)
04/2014 – 07/2014 research stay at the experimental station in Hyytiala, Finland, in cooperation with University of Helsinki (transnational access funding under the ExpeER (Ecosystem research) project, EU FP7)
05/2013 – 08/2013 research stay at the experimental station in Hyytiala, Finland, in cooperation with University of Helsinki (transnational access funding under the ExpeER (Ecosystem research) project, EU FP7)
10/2011 – 02/2012 scholarship for PhD study at the Albert-Ludwigs-Universität Freiburg, Germany, from Albert-Ludwigs-Universität Freiburg
10/2008 – 09/2011 scholarship for PhD study at the Albert-Ludwigs-Universität Freiburg, Germany, from German Academic Exchange Service (DAAD)
12/2009 – 01/2010: research stay at the Institute of Meteorology and Climate Research, Karlsruhe Institute of Technology, Garmisch-Partenkirchen, Germany
10/2005 – 07/2006 scholarship for biological study at the Albert-Ludwigs-Universität Freiburg, Germany, from Landesstiftung Foundation Baden-Württemberg
Membership
European Geosciences Union (EGU) membership
American Geophysical Union (AGU) membership
since 2016 regular organisation and co-organisation of sessions on topic of “Forests and the methane (CH4) and nitrous oxide (N2O) cycles” and „Gas exchange between soil, plants and atmosphere“ at EGU General Assembly conferences in Vienna, Austria
Brief scientometrics
Number of peer-reviewed articles: 24
Number of articles in other journals/proceedings: 8
Number of book chapters: 2
Number of special issues in journals: 1 (New Phytologist, guest editor)
Number of conference contributions: 79
Sum of the Times Cited: 423
h-index: 12
ResearcherID: G-1603-2014
ORCID: 0000-0002-8289-169X
Most important publications:
Barba J, Brewer PE, Pangala SR, Machacova K. 2024. Methane emissions from tree stems – current knowledge and challenges: an introduction to a Virtual Issue. New Phytologist 241: 1377–1380. http://doi.org/10.1111/nph.19512.
Machacova K, Warlo H, Svobodová K, Agyei T, Uchytilová T, Horáček P, Lang F. 2023. Methane emission from stems of European beech (Fagus sylvatica) offsets as much as half of methane oxidation in soil. New Phytologist 238: 584–597. DOI: 10.1111/nph.18726.
Ranniku R, Schindler T, Escuer-Gatius J, Mander Ü, Machacova K, Soosaar K (2023) Tree stems are a net source of CH4 and N2O in a hemiboreal drained peatland forest during the winter period. Environmental Research Communications 5: 051010. https://doi.org/10.1088/2515-7620/acd7c7.
Vainio E, Haikarainen IP, Machacova K, Putkinen A, Santalahti M, Koskinen M, Fritze H, Tuomivirta T, Pihlatie M (2022) Soil‑tree‑atmosphere CH4 flux dynamics of boreal birch and spruce trees during spring leaf‑out. Plant and Soil 478: 391–407. https://doi.org/10.1007/s11104-022-05447-9.
Mander Ü, Krasnova A, Schindler T, Megonigal JP, Escuer-Gatius J, Espenberg M, Machacova K, Maddison M, Pärn J, Ranniku R, Pihlatie M, Kasak K, Niinemets Ü, Soosaar K (2022) Long-term dynamics of soil, tree stem and ecosystem methane fluxes in a riparian forest. Science of the Total Environment 809: 151723. https://doi.org/10.1016/j.scitotenv.2021.151723.
Machacova K, Borak L, Agyei T, Schindler T, Soosaar K, Mander Ü, Ah-Peng C (2021) Trees as net sinks for methane (CH4) and nitrous oxide (N2O) in the lowland tropical rain forest on volcanic Réunion Island. New Phytologist 229: 1983–1994, DOI:10.1111/nph.17002.
Mander Ü, Krasnova A, Escuer-Gatius J, Espenberg M, Schindler T, Machacova K, Pärn J, Maddison M, Megonigal JP, Pihlatie M, Kasak K, Niinemets Ü, Junninen H, Soosaar K (2021) Forest canopy mitigates soil N2O emission during hot moments. npj Climate and Atmospheric Science 4: 39. https://doi.org/10.1038/s41612-021-00194-7.
Moldaschl E, Kitzler B, Machacova K, Schindler T, Schindlbacher A (2021) Stem CH4 and N2O fluxes of Fraxinus excelsior and Populus alba trees along a flooding gradient. Plant and Soil 461: 407–420. https://doi.org/10.1007/s11104-020-04818-4.
Schindler T, Mander Ü, Machacova K, Espenberg M, Krasnov D, Escuer-Gatius J, Veber G, Pärn J, Soosaar K (2020) Short-term flooding increases CH4 and N2O emissions from trees in a riparian forest soil-stem continuum. Scientific Reports 10: 3204, 10.1038/s41598-020-60058-7.
Machacova K, Vainio E, Urban O, Pihlatie M (2019) Seasonal dynamics of stem N2O exchange follow the physiological activity of boreal trees. Nature Communications 10: 4989, DOI: 10.1038/s41467-019-12976-y.
Maier M, Machacova K, Svobodova K, Urban O, Lang F (2018) Combining soil and tree-stem flux measurements and soil gas profiles to understand CH4 pathways in Fagus sylvatica forests. Journal of Plant Nutrition and Soil Science 181: 31–35, DOI: 10.1002/jpln.201600405.
Machacova K, Maier M, Svobodova K, Lang F, Urban O (2017) Cryptogamic stem covers may contribute to nitrous oxide consumption by mature beech trees. Scientific Reports 7: 13243, DOI: 10.1038/s41598-017-13781-7.
Machacova K, Bäck J, Vanhatalo A, Halmeenmäki E, Kolari P, Mammarella I, Pumpanen J, Acosta M, Urban O, Pihlatie M (2016) Pinus sylvestris as a missing source of nitrous oxide and methane in boreal forest. Scientific Reports 6, 23410, DOI: 10.1038/srep23410.
