Every year, millions of pounds of garbage pollute freshwater lakes across the U.S. In Minnesota, scuba divers took a deeper look at where all the underwater trash is coming from and how to prevent it.

Expanding outside the Tahoe Basin, implementing invasive species surveillance and studying trash accumulations are part of the group's plans. Lake Tahoe is cleaner than it’s been in years thanks to ...

Every year, millions of pounds of garbage pollute freshwater lakes across the U.S. Efforts to curb the problem range from shoreline cleanups to dredging lakes. In Minnesota, scuba divers wanted a ...