1. FUNCTIONAL ENVIRONMENTAL UNITS OF THE MEDIAŞ MUNICIPALITY. Authors: RÉTI KINGA-OLGA.2. WATER AND AIR POLLUTION IN COPSA MICA AND ITS IMPACT ON THE BIOTIC COMPONENT AND HUMAN HEALTH. Authors: CS. HORVÁTH, CORPADE ANA-MARIA, RÉTI KINGA-OLGA.3. VARIABILITY AND TRENDS IN THE VIȘEU RIVER RUNOFF REGIME. Authors: RÉTI KINGA-OLGA.