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past worlds

An Ohio Geomystery

Cross-posted at Highly Allochthonous. There are some good comments there. I had the good fortune of going out in the woods a few days ago with colleagues here at Kent State University. We were in a second growth forest, probably fairly typical for this part of northeastern Ohio. The upland …

A continental divide that runs through a valley

14,000 years ago there was direct connection between what is now the Red River basin and the Minnesota River basin. Today, there’s a continental divide – with the Red flowing toward Hudson Bay and the Minnesota flowing toward the Mississippi and Gulf of Mexico. But what a strange continental divide it is – for it runs through the former outlet of Lake Agassiz, in what is now known as the Traverse Gap. This divide is not so much a high point in the landscape, but a just-not-quite-as-low area.