[wiml]

That wouldn't cause the "bullseye" pattern the article describes, would it?

I don't think the recent glaciation got as far south at Utah, anyway.

[grosswait]

You may be referring to the ice sheet, but there have been many periods of alpine glaciation in Utah. https://www.sciencedirect.com/science/article/abs/pii/S02773... and https://geology.utah.gov/map-pub/survey-notes/utahs-glacial-...