A recent study published in Journal of Geophysical Research Biogeosciences measured the ice coverage of 60 lakes, and found that climate change has contributed to faster rates of ice loss. Scientist found that of those 60 lakes, Lake Superior was warming the fastest and has lost over 60 days of ice cover since 1857. Read the full story by CBC News.
Great Lakes Commission
https://www.glc.org/dailynews/20211025-ice-coverage