| 21. | During glacial periods more of Zealandia became a terrestrial rather than a marine environment.
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| 22. | The prairies are a contribution of the glacial period.
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| 23. | During the dryer glacial periods the area was arid.
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| 24. | The last glacial period of the current ice age ended about 10, 000 years ago.
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| 25. | During the glacial periods the limits of the permanent snow cover were at 2200 m.
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| 26. | The park is known for producing myriad mammal fossils dating from the last glacial period.
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| 27. | In the cooler glacial periods, this was replaced by rain forests prevalent in drier climes.
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| 28. | After the last glacial period, the warmer climate allowed the area to become heavily wooded.
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| 29. | These consisting of glacial periods where conditions are colder than normal, separated by interglacial periods.
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| 30. | The site exposes a succession of Pleistocene levels, with an interglacial between two glacial periods.
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