Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Ichkeul National Park' has mentioned 'Salinity' in the following places:
Occurrence Sentence Text Source
According to the UNESCO Website, the Tunisian government has undertaken some steps to retain freshwater and reduce salinity, and the lake was removed from UNESCO's list of World heritage in danger in 2006.
However some reports from the World Conservation Union suggest that the salinity has already become excessively high and the possibility for rehabilitation may be rapidly disappearing.
Characterised by a very specific hydrological functioning based on a double seasonal alternance of water levels and salinity, the lake and the surrounding marshes constitute an indispensible stop-over for the hundreds of thousands of migratory birds that winter at Ichkeul.
If these projects were implemented, it is fundamental that the existing salinity of the lake be maintained.