Orienteering is a sport which takes place largely off-track in terrain which often has conservation value. This gives rise to concern amongst protected areas' managers and ecologists about the vegetation damage and recovery.
The studies on the impact of orienteering and other outdoor sports over vegetation measure the degree of disturbance based on the recovery time and evidences of damage on plants. However, the methods vary considerably between studies, and In some studies the methods are not satisfactorily explained.