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How did the land bridge from Siberia (in Asia) to Alaska (in North America)

form?
how did

User Lee Jensen
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1 Answer

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The bridge "rose" from the ocean as vast amounts of ocean water became tied up in the enormous glaciers of the last ice age. That exposed the broad continental shelves now covered by the Bering Strait and created the land bridge. The bridge last arose around 70,000 years ago.
User TheBeardyMan
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