During the Pleistocene Ice Age , the ancient drainage systems were almost completely rearranged by glaciation.在更新世冰期, 古水系常被冰川作用完全改造.Geologically speaking, the park's landscape was formed by two processes: mountain -...
During the Pleistocene Ice Age , the ancient drainage systems were almost completely rearranged by glaciation.在更新世冰期, 古水系常被冰川作用完全改造.Agassiz recognized marks of glaciation all over northern Europe.阿加西斯发现了整个北欧的冰川标志.The Neo...