The Ice Age and the Transformation of the Great Lakes Roughly 20,000 years ago, the landscape of North America was unrecognizable compared to today.

After reaching a peak of more than 50% coverage in February, Great Lakes ice held on into May this year. Here's where.

The Great Lakes saw more than 50% ice coverage for the first time in three years. Here's where it stands now.

The Great Lakes saw more than 50% ice coverage in February. As temperatures warm up, that percentage is falling quickly. Here's the current status.

When Michigan's many lakes and rivers form ice, it can be hard to stay away. Some ice isn't worth stepping onto, experts say.

Since the last major ice age started 2.7 million years ago and until it ended about 12,000 years ago, the Laurentide Ice Sheet in North America expanded and melted between several millennia of ...

The Great Lakes' ice coverage was lagging behind average for much of the winter. Now, coverage is above average for some lakes.

The ice coverage in Lake Erie has rapidly expanded to 80% this week. February and March are peak maximum ice coverage periods for the Great Lakes.

The process forming the Great Lakes began millions of years ago but wasn't completed until the last ice age, 20,000 years ago. Elenathewise/Getty Why This Matters ...

Michigan anglers are awaiting cold temperatures and ice formation on lakes and streams. Here's what you need to know.