Nikola Mladenović is a long-term external associate of the Leskovac Science Club. He conducted numerous workshops in the Science Club on the topic of environmental protection and climate change. He participated in the Public Call of the Center for the Promotion of Science with the projects "Satellite Observation in the Environment" (2020), "Meteogadget" (2022) and "Guardians of the Pedosphere" (2024). He graduated from the Faculty of Geography at the University of Belgrade, majoring in Geospatial Basics of the Environment, and defended his master's thesis at the Faculty of Agriculture, University of Belgrade, majoring in Environmental Protection in Agriculture.