As executive director of the Great Lakes Observing System, she's leading a campaign to map every meter of the lakes' bottom. The effort, the marine scientist says, will pinpoint hundreds of ...

A hotspot that now lies in the middle of the Atlantic Ocean was once under the Great Lakes, and may explain why they formed ...

Data, maps, and reports are available at the lake-level (Great Lakes), for each state, and for the five-state region as a whole by clicking on the links below: Brief reports that summarize, analyze, ...

Welcome to Surfline Great Lakes Surf Reports and Surf Cams -- the most comprehensive Great Lakes surf reports and surf cams site on the Internet. Spend a few minutes browsing around our Great ...