Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Ancient Maya City and Protected Tropical Forests of Calakmul, Campeche' has mentioned 'Buffer zone' in the following places:
Occurrence Sentence Text Source
The total area of the extended property is 331,397 ha, surrounded by a buffer zone of 391,788 ha; together they equal the area of the entire Calakmul Biosphere Reserve.
Criterion (ix): The mature tropical forests of Calakmul provide extraordinary evidence of the long-standing interaction between man and nature, insofar as they display a floristic composition and structure largely resulting from thousand-year old Maya agricultural and forestry practices, which intertwine processes of human selection and regeneration of natural systems, both considered traditional management practices among native communities still inhabiting in the buffer zone and surrounding areas.
The management of the whole property and its buffer zone corresponds to the Federal Government, through the National Commission of Natural Protected Areas (Comisixc3xb3n Nacional de xc3x81reas Naturales Protegidas / CONANP), for the Natural Heritage, in coordination with the National Institute of Anthropology and History (Instituto Nacional de Antropologxc3xada e Historia / INAH), responsible for the Cultural Heritage.