Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Aldabra Atoll' has mentioned 'Above sea level' in the following places:
Occurrence Sentence Text Source
[22] The atoll is made of reef limestone of Pleistocene age (with irregular coral formations called "champignon",[23] made up of two layers of varying stages of crystallization [24]) and this extends over an average width of 2 kilometres (1.2xc2xa0mi) rising to a height of 8 metres (26xc2xa0ft) above sea level, and forming the rim line (low cliffs with "deep notches, preceded by jagged pinnacles") of the shallow central lagoon.
The coastline has undercut limestone cliffs above a perched beach; it is in two clear terraces of 8 metres (26xc2xa0ft) and 6 metres (20xc2xa0ft) height above sea level.
Most of the land surface comprises ancient coral reef (~125,000 years old) which has been repeatedly raised above sea level.