UNESCO world karst natural heritage sites: Geographical and geological review

Abstract

The paper is devoted to the review of the World Karst Natural Heritage and the perspectives of such new properties in the Russia. Presently there are 37 World Karst Natural Heritage sites on the globe; 34 of them have the natural heritage and 3 sites have the mixed, natural-cultural significance. The World Karst Heritage distribution by the countries and by parts of the world was analyzed. A brief description of outstanding universal value of the “Lena Pillars Nature Park”, being currently the only Russian karst area nominated at the List of World Natural Heritage by a specific type of the karst – ground frozen karst, was given. The necessity of the new World Karst Heritage properties characterizing by the karst development in sulfate and salt rock sites are considered. The karst areas, located in extreme (cold or arid) climate conditions, are in the focus of separate attention.