Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Chengjiang Fossil Site' has mentioned 'Region' in the following places:
Occurrence Sentence Text Source
It was not until 1984 that the true significance of the palaeontology of the region was realised by Hou Xian-guang, a professor at Yunnan University, Kunming, where he is director of the Research Center for Chengjiang Biota.
Efforts were made to close the region to mining in a bid to support the city's bid for listing as a World Heritage Site, given the scientific significance of the fossils.
A consequence of this was renewed mining efforts in the region, which threatened the fossil-bearing strata due to erosion, slumping of overburden, and simple destruction by the mining efforts.
The property has clear boundaries including the most significant rock exposures of the region, and has a buffer zone that provides wider protection to the property.