Leave No Trace for Stock Users – Video Series. This video series was produced by the USDA and the US Forest Service National Technology & Development Program in cooperation with the Leave No Trace Center for Outdoor Ethics. Much of the information in the video series has been adapted under special agreement from the Leave No Trace Center for Outdoor Ethics’ copyrighted material. For more information on Leave No Trace, visit www.LNT.org or call 1.800.332.4100. April 2016. 1623-2M08-MTDC To order copies of the DVD, please contact: U.S. Forest Service Missoula Technology & Development Center 5785Highway 10 West Missoula, MT 59808-9361 (P) 406.329.3978 Email: [email protected] OR Leave No Trace Center for Outdoor Ethics P.O. Box 997 Boulder, CO 80306 (P) 1.800.332.4100 [email protected]