NASHVILLE, Tenn. - In School Patrol a group of students decided to see just how ecologically clean a local creek was by testing the waters.
The Whitthorne Middle School students went on an educational field trip. The students separated the good from the bad at Bigby Creek.
Teacher Cathy Krisinga has been holding the outdoor class for the past eight years.
The school project was sponsored by General Motors Earth Force Green program.