North Atlantic Treaty Organization / Scientific Research Centre / Slovenian Academy of Sciences and Arts / Surveying and Mapping Authority of the Republic / International Union of the Conservation of Nature / European Union / Geometrical Centre of the Republic of Slovenia / United Nations / Ministry of the Environment / Spatial Planning and Energy / Karst Research Institute / Environmental Agency of the Republic / Environmental Agency of the Republic of Slovenia POMEMBNEJA ZAVAROVANA NARAVNA OBMOÈJA / Slovenian Caves Association / Statistical office of the Republic of Slovenia / /