The Great Lakes owe their origin to an ancient hotspot that existed beneath Pangaea 300 million years ago ... During the last ice age, glaciers sculpted these lowlands, and their meltwater ...
Lansing State Journal on MSN6d
Great Lakes suddenly see extensive ice form. Here's how much ice there isThe ice coverage in Lake Erie has rapidly expanded to 80% this week. February and March are peak maximum ice coverage periods ...
This geological feature significantly influenced the region's formation millions of years ago, alongside glacial activity during the last ice age ... Great Lakes region since about 300 million ...
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