MADISON, Wis. – Jennifer Boehme grew up scouting beaches around her home in St. Petersburg, Florida, for whatever she could find. Rocks, sand dollars, coquina mollusks — anything the ocean gave up.

A comprehensive map three years in the making is telling the story of humans’ impact on the Great Lakes, identifying how “environmental stressors” stretching from Minnesota to Ontario are shaping the ...

MADISON, Wis. (AP) — Jennifer Boehme grew up scouting beaches around her home in St. Petersburg, Florida, for whatever she could find. Rocks, sand dollars, coquina mollusks — anything the ocean gave ...

Only a fraction of the Great Lakes' bottom has been mapped, and those low-resolution charts were completed decades ago, according to the Great Lakes Observing System. The organization has been pushing ...

Jennifer Boehme grew up scouting beaches around her home in St. Petersburg, Florida, for whatever she could find. Rocks, sand dollars, coquina mollusks — anything the ocean gave up.Now, 40 years later ...

MADISON, Wis. (AP) — Jennifer Boehme grew up scouting beaches around her home in St. Petersburg, Florida, for whatever she could find. Rocks, sand dollars, coquina mollusks — anything the ocean gave ...