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Serious Science: The Driftless Area
Автор: Into The Outdoors
Загружено: 2013-07-08
Просмотров: 45936
Описание:
Solve one of geology's greatest mysteries of The Driftless Areas by exploring the strange ice age forces that helped this 15,000 square miles escape the crushing effects of glaciers for over 2 million years of repeated glaciation. Visit intotheoutdoors.org to learn more!
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