Two related movements have been termed Wisconsin: Early Wisconsin and Late Wisconsin. The Early Wisconsin was the bigger of the two and extended farther west and south. It retreated an unknown distance before halting. … 展开

Whenever the ice sheet melted from the north at a moraine, water would begin to pond in the divide between a moraine and the ice front. The ice … 展开

North American flora and fauna species were distributed quite differently during the Wisconsin era, due to altered temperatures, surface … 展开

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Ice caps
Labrador Ice Sheet
The Labrador Ice Sheet centered east of Hudson Bay. Expanding towards the southwest, it reached into … 展开

Prehistoric human migration was likely greatly influenced by this last glacial period, as during much of the Wisconsin era, the formation of a land bridge known as Beringia across the Bering Strait is believed to have allowed human occupation of this area … 展开