The Great Lakes are a series of interconnected freshwater lakes located in
northeastern North .... These pipes were formed by a violent, supersonic eruption
of deep-origin. .... The Great Lakes are ...
The Laurentian Great Lakes were formed nearly 20000 years ago when the
earth's climate warmed and the last glacial continental ice sheet retreated.
Back to Great Lakes. How They Were Made. Thousands of years ago, the melting
mile-thick glaciers of the Wisconsin Ice Age left the North American continent a ...
www.ask.com/youtube?q=How Were the Great Lakes Formed?&v=ibTWQogsbL8
May 9, 2010 ... Also, I love that even though in the past the Great Lakes were non-existent, the
Baltic Sea was still there, despite the fact that it also formed after ...
HOW THE GREAT LAKES. WERE FORMED. An Interactive Flash movie from.
Environment Canada's. GREAT LAKES KIDS. Begin. Have you ever looked at.
Dec 1, 2004 ... All rivers and streams in these areas drain into the Great Lakes. ... These lobes
were mostly caused by outcrops of highly resistant bedrock of ...
Carving Great Lakes. To create something as spectacular as the great lakes
requires an even greater force -- but what is it?
It is generally accepted that the Great Lakes did not exist in preglacial times but ...
(the tops of which were at higher elevations than was the ice margin) formed ...
May 3, 2013 ... The Great Lakes — Superior, Huron, Michigan, Ontario and Erie ... These formed
the basic shape of the Great Lakes, and about 10,000 years ...
A comprehensive overview of the Great Lakes of North America, which include
some ... During this period, major volcanic activity and geologic stresses formed
the ... and after significant erosion, several depressions in the ground were