Carolina Bays

Saginaw Bay fingered by gravity data as ice impact feature

Wow. The cascade of stupefying new discoveries continues. A paper published today in the Journal of Great Lakes Research provides evidence from gravity anomalies that Saginaw Bay in Michigan is a remnant feature of an impact into an ancient ice sheet. This and the recent discovery of Hiawatha Crater make for an interesting configuration. But gaze below at the monstrous concentric gravity ringsā€¦
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Tusk and Co. dig a Carolina Bay

Tusk on the Carolina Bays