The Great Lakes and connecting channels comprise the largest surface freshwater system on Earth. Their 6 quadrillion (6,000,000,000,000,000) gallons of water, if spread evenly across the 48 ...

The oceanographer is executive director of the Great Lakes Observing System, an Ann Arbor, Michigan-based nonprofit leading a concerted effort to fully map the ... 6 trillion to America’s ...

Now you can: A computer code used to visualize wind has been adapted by researchers to show surface currents of the Great Lakes ... Scientists say these North American rivers 'shouldn't exist.' ...

These nations compete with one another -- the Great Lakes loses factories to the Southeast ... the author Joel Garreau first proposed a North America of "nine nations" 32 years ago -- but it's ...

An effort to map the bottom ... and discovery of the Great Lakes into our own hands," McClain said during a March House subcommittee hearing. The shoreline along the North Shore of Lake Superior ...