The Great Lakes

The Great Lakes

The Great Lakes are one of the most distinctive natural features on Earth. They are a chain of five deep freshwater lakes, Lakes Superior, Michigan, Erie, Huron, and Ontario, in the east central part of the North American continent.

Great Lakes Facts

Microscopic anabaenaspiroides from the great lakes

Facts about the Great Lakes
Physical Features
Great Lakes Atlas

Related Information

Learn about partnerships throughout the United States and Canada and the strategies to protect the Great Lakes. Through the Great Lakes Restoration Initiative and others, understand funding efforts that protect the Great Lakes. We have technical databases to explore the data that effects the decisions made for that protection.

Ecosystem Issues

Air Quality
Contaminated Sediment
Invasive Species
Water Quality

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