De Geer Land Bridge

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The De Geer Land Bridge was a land bridge that connected Fennoscandia to northern Greenland.[1] The land bridge provided a northern route from Europe to North America from the Late Cretaceous to the Early Paleocene,[1] although this timeframe has been disputed.[1]

The De Geer Land Bridge provided a path from Scandinavia across the Barents Sea to Svalbard, northern Greenland, and northern Canada.[1] This may have been possible due to the Barents Sea residing on the shallow continental shelf.

Relation to other land bridges[edit]

The De Geer Land Bridge was the initial route from Europe and North America. Long after the De Geer Land Bridge disappeared, the Thule Land Bridge appeared and offered a more southern route from Europe to North America.[1]

Beringia, a land bridge from Northeast Asia to Alaska, was another route to North America that existed at the same time as the De Geer Land Bridge.[1]

References[edit]

  1. ^ a b c d e f Brikiatis, Leonidas (8 April 2014). "The De Geer, Thulean and Beringia Routes: Key Concepts for Understanding Early Cenozoic Biogeography". Journal of Biogeography. 41 (6). Wiley Online Library: 1036–1054. doi:10.1111/jbi.12310. S2CID 84506301. Retrieved 2 July 2022.