Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Everglades National Park' has mentioned 'Ice Age' in the following places:
Occurrence Sentence Text Source
As sea levels rose at the end of the Wisconsin ice age, the water table appeared closer to land.
Criterion (viii): The Everglades is a vast, nearly flat, seabed that was submerged at the end of the last Ice Age.