Adopt-a-Beach volunteers have helped collect 10 million pieces of litter from the shorelines of all five Great Lakes, said Chicago-based Alliance for the Great Lakes.
More than 100 people came together Sunday to rake and pick up trash in Chicago's Humboldt Park neighborhood.
Scott Adkins has been houseless for two years but found a new sense of purpose cleaning up the beach.
Karla Herrera suffered fractures to her skull and collarbone after someone driving an SUV threw a glass bottle out of the window.
New research published Thursday estimates that roughly 414 million pieces of trash have washed ashore on the Cocos (Keeling) Islands.
It's the 27th year for Chicago River Day where thousands of volunteers get together to clean up trash from the river.