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Learn about the five interconnected freshwater lakes in North America, their geography, geology, ecology, history, and economy. See a map of the Great Lakes Basin and its sub-basins, and compare the lakes by area, depth, volume, and more.
Learn how the Great Lakes were formed by glaciers, how they changed over time, and what challenges they face in the future. This article from 1962 explores the geology, geography, and ecology of the Great Lakes region.
Learn about the Great Lakes, a chain of deep freshwater lakes in east-central North America, and their geology, climate, and ecology. Find out how the lakes were formed by glaciers, how they influence the regional climate, and what challenges they face from pollution.
Learn about the geological and climatic history of the Great Lakes region and how archaeologists discover clues of human adaptation and trade from submerged sites. Explore the mystery of Drop 45,...
Learn how the Great Lakes were created by glaciers and geology over 7,000 to 32,000 years ago. Discover the size, location, and significance of these inland seas that border Canada and the United States.
Learn about the natural and human history of the Great Lakes, the largest group of freshwater lakes in the world. Explore artifacts from shipwrecks, battles, and vessels that shaped the region and its economy.
The Great Lakes is a chain of inland lakes – Lake Ontario, Lake Erie, Lake Huron, Lake Michigan, and Lake Superior – stretching from New York to Minnesota. Because they comprise such a large waterway, they have played a vital role in the lives and histories of Indian peoples who have resided along their shores for millennia.
Learn about the mission, founding, and activities of the Great Lakes Historical Society, a nonprofit organization that operates museums, publishes journals, and conducts research on the Great Lakes. Explore the history of the Great Lakes through artifacts, exhibits, and educational programs.
Learn about the five Great Lakes of North America, the largest freshwater surface in the world, and their geography, history, and economy. Find out how they are connected by a waterway that extends to the Atlantic Ocean and what activities they support.
Learn about the formation, history, and features of the Great Lakes, the largest group of freshwater lakes in the world. Find out how they are used for transportation, recreation, and conservation.