Glaciers have been one of the most significant forces that have sculpted Pennsylvania in the last 50,000 years. Without the Pleistocene glaciations, the world would look very different and be a very different place to live. Let’s explore what glaciers are, how they form and why they are so important. 

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Podden och tillhörande omslagsbild på den här sidan tillhör Pennsylvania Council of Professional Geologists. Innehållet i podden är skapat av Pennsylvania Council of Professional Geologists och inte av, eller tillsammans med, Poddtoppen.