Quote:
Originally Posted by wodin
I’ve always had doubts about the “landbridge” hypothesis. It seems to me that the landbridge was created by lowering of sea level due to glaciations. If that be the case, wouldn’t said landbridge be covered by miles deep ice?
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The way glaciers start is in the higher altitudes, pushing downward. They start on top of mountains. Exposed seafloor is by definition low altitude, and the last areas a glacier would reach.
See this article for an image of the extent of the Laurentide ice sheet:
http://www.humanjourney.us/america.html