Brian Waldrop has been conducting research on the water quality of a river system in the South American country of Guyana.

Brian Waldrop has been conducting research on the water quality of a river system in the South American country of Guyana.
Brian Waldrop has been conducting research on the water quality of a river system in the South American country of Guyana.
Brian Waldrop has been conducting research on the water quality of a river system in the South American country of Guyana.
The District 7 competition featured students from 12 local high schools competing in 37 different categories for a spot in the state event.