Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Pitons, cirques and remparts of Reunion Island' has mentioned 'Human' in the following places:
Occurrence Sentence Text Source
Human arrival led to massive extinction and introduced species, such as giant land snails in Rxc3xa9union, which threatened native habitats and species.
At least 22 bird species have already gone extinct since human colonisation.
Given the major and partly irreversible human impacts on the environment in the Mascarene archipelago, the property serves as the last refuge for the survival of a large number of endemic, threatened and endangered species.
While the rugged terrain provides a degree of natural protection against encroachment and human economic activities, such as agriculture, forestry, energy production and tourism; must be managed both in the property and its buffer zone in a way that is not in conflict with the integrity of the property.