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Geography

Glacial Cycles and Sea Level Changes

Quick fact

At the peak of the last glacial period, about 20,000 years ago, global sea level was roughly 120–130 meters lower than today, enough to connect Asia and North America via the Bering Land Bridge.

Why this is interesting

You know sea levels are rising today—but did you know that during the last ice age, the ocean was over 120 meters lower, exposing land bridges between continents?