Since October 2020 I have been working at the Faculty of Mining, Geology, and Petroleum Engineering as a Research Assistant on IAEA TC project CRO7002 "Using Nitrogen and Oxygen Stable Isotopes in the Determination of Nitrate Origin in the Unsaturated and Saturated Zone of the Velika Gorica Wellfield". I'm a PhD student in a Postgraduate Study Programme of Applied Geosciences, Mining and Petroleum Engineering at the Faculty of Mining, Geology, and Petroleum Engineering, University of Zagreb.