Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Ichkeul National Park' has mentioned 'Construction' in the following places:
Occurrence Sentence Text Source
Dam construction on the lake's feeder rivers has produced major changes to the ecological balance of the lake and wetlands.
The proposed construction of three dams on the water courses that feed the wetlands constitutes a potential threat for the integrity of the property.
In 1996, the property was inscribed on the List ofxc2xa0World Heritage in Danger due to the negative effects of the freshwater on the ecosystem following the construction of the dams.