Iryna Mykhailivna Sevruk, an employee of the Institute of Environmental Geochemistry of the National Academy of Sciences of Ukraine, took part in the IX International Scientific Conference “Actual Problems of Environmental Research”, which took place on May 25-27, 2021. Conference organizers: Sumy State Pedagogical University named after A.S. Makarenko, Hetman National Nature Park, Polissya State University (Republic of Belarus), Czestochowa Polytechnic University (Poland), St. Cloud State University (Minnesota, USA).