Lake Superior's Formation
Sedimentary rocks were layered over ancient volcanic formations, shaping the diverse landscapes we see today. The last ice age sculpted Lake Superior, creating deep basins and massive meltwater lakes like Glacial Lake Duluth. Remarkably, Lake Superior holds about 10% of the world's fresh surface water, boasting a retention time of 191 years, which highlights its unique hydrological characteristics.In this clip
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Lake Superior
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