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The Great Lakes were formed by glaciers from the last Ice Age about 10,000 years ago.
What else can I help you with?
Which river links the great lakes states with the rest of the world?
The St. Lawrence Seaway connects the Great Lakes with the rest of the world.
Are the great lakes salt or fresh water?
the Great Lakes are fresh water.( the largest fresh water lakes in the world.)
How many of the great lakes can you swim in?
You can swim in all the Great Lakes.
Are there more continents or great lakes?
There are seven continents in the world and there are five great lakes in North America,
Is Lake Erie as fresh water or salt water supply?
Lake Erie is one of the Great Lakes which are all Fresh Water the Great Lakes are the largest fresh water lakes in the world.
Does Ontario have all 5 Great Lakes?
No, Ontario has 1 or 2 of the 5 great lakes, but not all.
What percent of the water found in all the Earth's freshwater lakes is in the Great Lakes?
The Great Lakes contain about 84% of the freshwater in North America and approximately 21% of the world's surface freshwater. Therefore, the Great Lakes hold a significant portion of the Earth's freshwater lakes water.
What is the largest chain of lakes in the world?
The Great Lakes
How much fresh water does the Great Lakes hold?
There are 25% of freshwater in the Great Lakes
What are the largest group of fresh water lakes in the world?
the great lakes
Which state has 4 great lakes?
It is Michigan the 4 Great Lakes all touch.
Are the Great Lakes seas and lakes?
As suggested by the name, the Great Lakes are all lakes - bodies of fresh water. Seas are bodies of salt water.
