First Row: From Left to Right

A 7-year-old made a fold-out poster of dangerous spiders, snakes, and summer insects and collected some specimens last summer specifically for presenting with a wildlife biologist at preschools. Courtesy of Mary Lynn Mentz, wildlife biologist and volunteer's mother, Ouachita National Forest

Young volunteers help pick up garbage from the Tallaseehatchee Creek watershed as part of the fisheries program for Clean-up Day. Courtesy of Art Henderson, Talladega National Forest

A young volunteer helps out at Herp Survey Days for the Flathead National Forest wildlife program. Courtesy of Steve Anderson, Flathead National Forest

Second Row: From left to Right

Volunteers of the South Yuba River citizens league use soy-based solvent to clean the spray paint graffiti at Scotchman Creek, Tahoe National Forest. Courtesy of Wendy Thompson, river monitoring program coordinator

Monkey Creek F-Troop involved more than 90 people to replace the Monkey Creek Bridge with an 80-foot free-span bridge, the largest free-span bridge constructed by the volunteers of this association. Courtesy of Linda Patton, Florida Trail Association

A volunteer sorts litter. Courtesy of Elizabeth (Liza) Hernandez, Forest Service, International Institute of Tropical Forestry

Third Row: From Left to Right

The Sierra Club annually provides people for 7 days to do trail repairs and enhancements. The Shasta Trinity unit of the Backcountry Horsemen of California provided all the logistical support for the Swift Creek, Trinity Alps project. Courtesy of Larry Shuman, Shasta Trinity unit

Volunteers serving on the Forks Mt. Area Trail System, one of the premier mountain bike trails in the Southeast. Courtesy of Elizabeth Meadows, Francis Marion and Sumter National Forests

Oregon Trash Dogs. Courtesy of Ginger Hamilton, Forest Service, Northern Region