Occurrence of Attributes in Original Text
The text related to the cultural heritage 'Wadden Sea' has mentioned 'World' in the following places:
| Occurrence Sentence | Text Source |
|---|---|
| The world's only remaining natural population of houting survives in the Danish part of the Wadden Sea and it has been used as a basis for reintroductions further south, but considerable taxonomic confusion remains over its status (whether it is the same as the houting that once lived further south in the Wadden Sea). | WIKI |
| The Wadden Sea is the largest unbroken system of intertidal sand and mud flats in the world, with natural processes undisturbed throughout most of the area. | UNESCO |
| It is considered one of the most important areas for migratory birds in the world, and is connected to a network of other key sites for migratory birds. | UNESCO |
| The productivity of biomass in the Wadden Sea is one of the highest in the world, most significantly demonstrated in the numbers of fish, shellfish and birds supported by the property. | UNESCO |