Аннотация:Biofilm as a Form of Adaptation of Living Matter in the Underground Hydrosphere / Z.N.Litvinenko, L.M.Kondratyeva, S.A.Ostroumov // Application of Artificial Intelligence in Environmental Protection and Agriculture / [ed. L.Jovanović, B.Kuzman, S.A.Ostroumov, M.Brkljač]. 2025. Vol. 22, p. 63–71. ISBN 978-86-89061-23-9.Editors: Emeritus Prof. Dr Larisa Jovanović, ALFA BK University, Belgrade; Society “Ecologica”, Belgrade; Prof. Dr Boris Kuzman, Institute for Agricultural Economics, Belgrade; Prof. Dr Sergei Ostroumov, “Lomonosov” State University, Moscow, Russian Federation; Asst. prof. Dr Milan Brkljač ALFA BK University, Belgrade; https://doi.org/10.18485/earthday.2025.22 ;ISBN 978-86-89061-23-9 ; Publisher: Scientific-professional society for environmental protection of Serbia “ECOLOGICA”; 11000 Belgrade, Kneza Miloša 7a, Serbia; E-mail: ecologica.drustvo@gmail.com; URL: www.ecologica.org.rs; Printing: Academic editions / Akademska izdanja, Zemun, Year of publication: 2025. Edition: 300 copies. The content of this publication is available in open access under the CC BY-NC-ND 4.0 license: https://creativecommons.org/licenses/by-nc-nd/4.0/