1. 14-19.08.2022 r. 18th International Symposium on Microbial Ecology. Switzerland, Lozanna. Poster: Kubera Ł. "Bacterioplankton metacommunicty along the river with various types catchment area management".

2. 08-12.09.2021 r. International conference 5th water resources and wetlands. Tulcea, Romania. Poster: Kubera Ł. "Ecology of faecal bacteria: Occurrence and antibiotic resistance in the urbanized section of the Brda river".

3. 19-21.09.2017 r. The 4th Workshop on Microbiology in Health Care and Environmental Protection "MIKROBIOT 2017". University of Łodz, Poland. Poster: Kubera Ł., Małecka-Adamowicz M., Jankowiak E. "Bioaerosol in pharmacies as a source of a hemolitic bacteria".

4. 07-10.09.2014r. 48th International Microbiology Symposium "Microbiology and environmental protection". Warsaw, Poland. Poster: Kubera Ł., Gumińska J., Donderski W. Microbial air quality in nursery schools located in Bydgoszcz.

Moreover, I presented the results of my research at 14 other national conferences.