- ProKARSTerra
- Bulgarian Academy of Sciences (BAS)
- National Institute in Geophysics, Geodesy and Geography (NIGGG) – BAS
- Bulgarian Ministry of Education and Science (MES)
- Bulgarian Ministry of Environment and Water (MEW)
- Executive Forests Agency – Bulgarian Ministry of Agriculture and Food (MAF)
- UNESCO
- Bulgarian National Commission for UNESCO
- International Union of Speleology (UIS)
- European Speleological Federation (FSE)
- Balkan Speleological Union (BSU)
- Bulgarian Federation of Speleology (BFS)
- Speleogenesis - scientific network
- International Geographical Union (IGU)
- Administration of Moravský kras PLA (Blansko, Czech Republic)
- Cave Administration of the Czech Republic
- Department of Radiation Dosimetry of the Nuclear Physics Institute, Academy of Sciences of the Czech Republic
- Institute of Rock Structure and Mechanics, Academy of Sciences of the Czech Republic
- Department of Environmental Geography of the Institute of Geonics, Academy of Sciences of the Czech Republic
- Akiyoshi-dai Quasi-National Park (Mine, Yamaguchi, Japan)
- Akiyoshi-dai Museum of Natural History (Akiyoshi, Japan)
- Yamaguchi University (Japan)
- Zespół Parków Krajobrazowych Województwa Śląskiego (Poland)
- Institute of Natural Science of Perm State National Research University, Perm, Russian Federation
- Department of Natural Park “Shumen Plateau”
- EUROPARC Federation
- The World Conservation Union (IUCN)
- Global Geoparks Network
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PROTECTED KARST TERRITORIES – EDUCATION AND TRAININGINTERNATIONAL SCIENTIFIC AND PRACTICAL FORUM23-26 September, 2015, Sofia, Bulgaria |
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