最終更新日：2025/11/30
The Snowball Earth hypothesis proposes that, more than 650 million years ago, the planet may have been almost entirely covered in ice, which could explain glacial deposits found at tropical paleolatitudes.
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The Snowball Earth hypothesis proposes that, more than 650 million years ago, the planet may have been almost entirely covered in ice, which could explain glacial deposits found at tropical paleolatitudes.
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