150 years Bulgarian Academy of Sciences
90 years of organized cave movement in Bulgaria
10 years of ProKARSTerra

The Forum is again organized by the Experimental Laboratory of Karstology at NIGGG-BAS. He's fourth in a row (2005, 2012, 2015), dedicated to protected karst territories.
The program of the forum includes three international events:

  • International competition "Karst under protection gift for the future generations - Fourth edition
  • First international competition for pupils "Karst - the last "white spot" on the Planet Earth"
    (4-9 August 2019, Teteven, Bulgaria).
    The competition is held under the auspices of UNESCO.
  • International Scientific-Practical conference Protected karst territories Legislation, Tourism, Monitoring
    (September 29 - October 2, 2019, Sofia, Bulgaria)