Volunteers working with the Alliance for the Great Lakes pluck Styrofoam cups from the sand and catch grocery bags bouncing ...

When the Great Lakes Water Quality Agreement was passed in the 1970s, eutrophication was the big problem. Eutrophication occurs when too many nutrients enter a body of water, increasing the amount of ...

with the idea that most of the plastic that comes out and that we have a lot of control over is big when it enters,” Tyler said. The Great Lakes have a long history of pollution and efforts to ...

Bits of plastic smaller than 5 mm long ... It remained the dominant issue in Great Lakes pollution through the early ‘90s, when hydrophobic organic chemicals came to the fore, said Joe Atkinson ...