Pigeon River & Beyond - Back Country Horsemen, Michigan




Leave No Trace – History


Time Line: 

 1982    The first Leave No Trace (LNT) program appeared in the United States 

              Forest  Service (USFS) in Utah in an attempt to deal         
             with visitor impacts , slowly spreading to other districts across the nation.

 1990    Bill Thompson  a veteran forester served as the first LNT              

          Coordinator for the United States Forest Service (USFS) to     

          Promote the national program.  Thompson brought on board the

          National Outdoor Leadership School (NOLS) a leader in outdoor

           education.  This lead to the bringing  together

               the four national land  management units.  

.         These units consisted of the United States Forest Service  (USFS),

         Bureau of Land  Management (BLM), National Parks Service (NPS)

          And the United States Fish & Wildlife Service (USFS)

 1993    A memorandum of understanding was signed by the

           four national Land management unit’s making 

           Leave No Trace the National Ethics Program


1994    LNT was incorporated and

           Federal Agencies signed a letter 

          which gave LNT INC. the power to oversee the LNT Program


1999    LNT Educational Review Committee revised the initial LNT principles

          by adding two more , for a total of 7.  The initial principles did not provide

         For an adequate focus on two increasing topics

         (1)  Visitor impacts to wildlife and 

         (2) Visitor impacts to the experience of other  visitors.     


2002           LNT INC. was changed to the Leave No Trace Center for Outdoor Ethics

                 The center over see’s all public outreach,

                 education and fundraising for the program,

                offering the Master educator course and other training.