Extremely warm temperatures so far this winter have left the Great Lakes without much, if any, ice coverage at times.
Great Lakes officially reach record for lowest amount of ice cover
US Great Lakes ice hits record low: What does that mean for the
Ice cover at record low level on Great Lakes
Great Lakes ice cover plummets to mid-February record low - The
Experts report record low Great Lakes ice coverage • Michigan Advance
New Lows for Great Lakes Ice Cover
Great Lakes ice coverage hits a record low » Yale Climate Connections
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Ice Cover: NOAA Great Lakes Environmental Research Laboratory
U.S. sees warmest December-February on record as Lost Winter fades
Great Lakes ice cover hit a record low in mid-January - The
Record Warm Winter Causes Record Low Ice Coverage on the Great Lakes
Great Lakes ice coverage reaches record low
Unprecedented Decline: Great Lakes' Ice Cover Reaches 50-Year Low
Antarctic sea-ice at 'mind-blowing' low alarms experts