Check out this organization. http://www.cumberlandrivercompact.org/
Since 1997 they have been working on restoring the Cumberland River basin throught education and cooperation. They are interested in helping Nashville State build a trail in the wooded area near Richland Creek. This would help to protect the watershed and protect the old growth trees which would reduce global warming. It would also provide a place for biology and horticulture students to go outside and study the outdoor environment.
Check out this article about the importance of trees to the environment.
“Twenty years of global ReLeaf: after 20 years and 25 million trees, global ReLeaf’s mission remains to empower people to improve the environment.”(Editorial).