Why Lake Michigan is Very Clear

Since I wrote http://www.chicagotribune.com/news/local/breaking/ct-met-lake-michigan-water-clarity-20180126-story.html

Since I wrote The Dynamic Great Lakes, 2001, there have been many changes.  These lakes really are extremely dynamic. 2001, there have been many changes.  These lakes really are extremely dynamic.  Check out the link above.

The Dynamic Great Lakes is available on the Kindle Reader for $9.95.