Dr Ilona Sekudewicz

Position: Assistant Professor

Research interests:

  • Environmental geochemistry
  • Dating of lake sediments using the Cs-137 and Pb-210 methods
  • Analysis of the elemental and isotopic composition of environmental samples using ICP-MS
  • Study of contamination of the environment by radioactive isotopes and heavy metals
  • Analysis of microplastic pollution in aquatic ecosystems

Address:
Instytut Nauk Geologicznych Polskiej Akademii Nauk 
Institute of Geological Sciences, Polish Academy of Sciences
Ośrodek Badawczy w Warszawie - Research Centre in Warsaw
Twarda 51/55, 00-818 Warszawa, POLAND 

Tel.: (+48) 22 6978-758
E-mail:  i.sekudewicz@twarda.pan.pl

Google Scholar  ORCID  Scopus  ResearchGate


Education:

2017 - 2024 - Ph.D. in Earth and related environmental sciences, titled: "Migration and distribution of selected radioactive isotopes in lake ecosystems as indicators of sedimentation processes", supervisor: dr hab. Michał Gąsiorowski, Institute of Geological Sciences, Polish Academy of Sciences
2015 - 2017 - M.Sc., specialization: Geochemistry, mineralogy and petrology, Faculty of Geology, University of Warsaw 
2012 - 2015 - B.Sc., Faculty of Geology, University of Warsaw 

Professional career:

Since 2024 - Assistant Professor, Institute of Geological Sciences, Polish Academy of Sciences
2017 - 2024 - Research Assistant, Institute of Geological Sciences, Polish Academy of Sciences
 

Publications:

  • Sekudewicz, I., Syczewski, M., Rohovec, J., Matoušková, Š., Kowalewska, U., Blukis, R., Geibert, W., Stimac, I., & Gąsiorowski, M. (2024). Geochemical behavior of heavy metals and radionuclides in a pit lake affected by acid mine drainage (AMD) in the Muskau Arch (Poland). Science of The Total Environment, 908, 168245. https://doi.org/10.1016/J.SCITOTENV.2023.168245

  • Sienkiewicz, E., Gąsiorowski, M., Sekudewicz, I., Kowalewska, U., & Matoušková, Š. (2023). Responses of diatom composition and teratological forms to environmental pollution in a post-mining lake (SW Poland). Environmental Science and Pollution Research, 30(51), 110623–110638. doi.org/10.1007/S11356-023-30113-7/FIGURES/9

  • Sekudewicz, I., & Gąsiorowski, M. (2022). Spatial and vertical distribution of 137Cs activity concentrations in lake sediments of Turawa Lake (Poland). Environmental Science and Pollution Research International, 29(53). https://doi.org/10.1007/S11356-022-21417-1

  • Sekudewicz, I., Matoušková, Š., Ciesielska, Z., Mulczyk, A., & Gąsiorowski, M. (2022). Factors controlling 137Cs distribution in bottom sediments of Koronowo Reservoir (Poland). Journal of Soils and Sediments, 22(12), 3189–3208. https://doi.org/https://doi.org/10.1007/s11368-022-03326-5

  • Sekudewicz, I., Dąbrowska, A. M., & Syczewski, M. D. (2021). Microplastic pollution in surface water and sediments in the urban section of the Vistula River (Poland). Science of the Total Environment, 762, 143111. https://doi.org/10.1016/j.scitotenv.2020.143111

  • Bonk, A., Müller, D., Ramisch, A., Kramkowski, M. A., Noryśkiewicz, A. M., Sekudewicz, I., Gąsiorowski, M., Luberda-Durnaś, K., Słowiński, M., Schwab, M., Tjallingii, R., Brauer, A., & Błaszkiewicz, M. (2021). Varve microfacies and chronology from a new sediment record of Lake Gościąż (Poland). Quaternary Science Reviews, 251, 106715. https://doi.org/10.1016/J.QUASCIREV.2020.106715

  • Gąsiorowski, M., Hercman, H., Sekudewicz, I., & Mulczyk, A. (2020). Uranium and polonium activities in karst water of the niedźwiedzia cave system (Sudety mts.). Annales Societatis Geologorum Poloniae, 90(4), 505–512. https://doi.org/10.14241/ASGP.2020.28

  • Sekudewicz, I., & Gąsiorowski, M. (2019). Determination of the activity and the average annual dose of absorbed uranium and polonium in drinking water from Warsaw. Journal of Radioanalytical and Nuclear Chemistry, 319(3), 1351–1358. https://doi.org/10.1007/s10967-018-6351-x 
     

Research projects:

  • Principal Investigator of the "PRELUDIUM 20" grant, titled "Migration of radioactive isotopes in sediments of acidic post-mining lakes – an experimental approach," no. 2021/41/N/ST10/02759; 2022 – 2025

  • Principal Investigator of a scientific project carried out under the "Mieczysław Bekker Program" (NAWA), titled "Application of mass spectrometry (ICP-MS) in the analysis of radium-226 (Ra-226) and lead-210 (Pb-210) concentrations in sediment and pore water samples," no. BPN/BEK/2021/1/00411; 2022 – 2023
     

Achievements: 

  • Research scholarship under the "Mieczysław Bekker Program", funded by the Polish National Agency for Academic Exchange (NAWA), for the implementation of the research project titled "Application of mass spectrometry (ICP-MS) in the analysis of radium-226 (Ra-226) and lead-210 (Pb-210) concentrations in sediment and pore water samples" at a foreign host institution – the Alfred Wegener Institute for Polar and Marine Research in Bremerhaven, Germany; 2022 – 2023

  • Participation in the scientific expedition (Expedition PS133/2 / Island Impact Leg 2) in the area of the sub-Antarctic island, South Georgia, aboard the research vessel Polarstern, as a member of the “Natural Radionuclides” team, during a research fellowship carried out under the "Mieczysław Bekker Program", November 20 - December 19, 2022

  • Scientific internship under the "Pioneers into Practice 2018 – Climate-KIC" program, for the implementation of the project titled "Monitoring program of microplastic pollution in the Baltic Sea" at a foreign host institution – Tallinn University of Technology, Estonia; September 2018