1. EXPOSURE ASSESSMENT OF POPULATION FROM RADAUTI AREA. Authors: EUGEN STELIAN GURZAU, IULIA NEAMTIU, IRINA DUMITRASCU, GABRIEL GATI, ANDREA BLAGA, ANCA-OLIVIA RUSU, EMESE KOZMA-KIS.2. DETERMINATION OF AIR AMMONIA AND HYDROGEN SULFIDE AT A PIG FARM IN CLUJ COUNTY. Authors: GABRIEL GATI, SUSANA REVNIC, MARIA-ELISABETA LOVÁSZ, ANCA ELENA GURZAU, ANDREEA BRAD.3. CONSIDERATIONS REGARDING THE MANAGEMENT OF NON-COMPLIANT WASTE LANDFILLS AND THEIR IMPACT ON THE ENVIRONMENT IN CLUJ COUNTY. Authors: ELENA MARIA PICĂ, GABRIEL GATI, DAN-VLAD JAŞCĂU.