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The Great Lakes, also called the Great Lakes of North America, are a series of large interconnected freshwater lakes spanning the Canada–United States border.The five lakes are Superior, Michigan, Huron, Erie, and Ontario (though hydrologically, Michigan and Huron are a single body of water; they are joined by the Straits of Mackinac).
Ice streams are a type of glacier [5] and many of them have "glacier" in their name, e.g. Pine Island Glacier. Ice shelves are listed separately in the List of Antarctic ice shelves. For the purposes of these lists, the Antarctic is defined as any latitude further south than 60° (the continental limit according to the Antarctic Treaty System). [6]
Argentino glacial lake at the base of Perito Moreno glacier in Argentina. Glacial lakes act as fresh water storage for the replenishing of a region's water supply and serve as potential electricity producers from hydropower. Glacial lakes' aesthetic nature can also stimulate economic activity through the attraction of the tourism industry. [10]
Three major ice centers formed in North America: the Labrador, Keewatin, and Cordilleran. The Cordilleran covered the region from the Pacific Ocean to the eastern front of the Rocky Mountains and the Labrador and Keewatin fields are referred to as the Laurentide Ice Sheet. Central North America has evidence of the numerous lobes and sublobes.
The climate of the region is known to be intensely cold during the year due to its extreme polar location. [5] The area has tundra, Arctic vegetation, [3] glaciers, and, for most of the year, is covered in thick blankets of snow and ice. [5] It is home to various species of plants, and land, air and marine animals. [6]
1.1.5 Lake Superior Basin. 1.2 Moraines of the Quebec and Ontario, Canada. ... North America. Moraines of the Great Lakes Region. Lake Ontario Basin. Oak Ridge ...
Glaciers on the Olympic Peninsula began to form 2.5 million years ago, but in less than 50 years, they could be no more. A dire warning by the American Geophysical Uni 2.5 million-year-old US ...
Grinnell Glacier with proglacial lake and The Salamander Glacier on high ledge Further information: List of glaciers in Glacier National Park (U.S.) There are around 210 glaciers in Montana, with 60 named glaciers according to the Geographic Names Information System (GNIS).