Occurrence of Attributes in Original Text
The text related to the cultural heritage 'Three Parallel Rivers of Yunnan Protected Areas' has mentioned 'Buffer zone' in the following places:
| Occurrence Sentence | Text Source |
|---|---|
| Following boundary modifications accepted in 2010, the core areas cover an area of 960,084 ha, and each cluster is surrounded by a buffer zone covering a further 816,413 ha. | UNESCO |