Fossil Finds: Great Lakes coral and sea life remnants says much about its past and future
2021-11-29
The Great Lakes region wasn’t always the freshwater realm we know today: rewind to a couple centuries ago and it was actually covered in tropical seawater. That’s why many of the fossils found in the area today are portions of coral reefs and ancient sea creatures.
“When you think of Michigan or Illinois, you imagine cold and snow, but it wasn’t always that way.
Great Lakes Now
https://www.greatlakesnow.org/2021/11/fossil-great-lakes-coral-remnants/