Mozaika attends the 11th International Symposium of Digital Earth (ISDE’2019)(link: http://www.digitalearth2019.eu/), held September 24-27 2019 in Florence, Italy, with a presentation in the main programme of the conference. The extended abstract of the talk, entitled “Linked Data Approach to Water Resources Management of Hydropower Reservoirs” will be published in the Proceedings of the Symposium.