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View Diary: Lake Michigan Down By Over 5 Trillion Gallons This Year (139 comments)

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  •  You've got that backward (0+ / 0-)

    It's not bedrock compression.  The report you've linked to refers to isostatic rebound, which is a very slow decompression of bedrock in response to the disappearance of the continental ice sheets associated with Wisconsinan glaciation.

    The report also refers to channel deepening in the St. Clair River, possibly by ice gouging; as well as changes in precipitation patterns

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