A National Park Service study on Organ Pipe Cactus National Monument revealed significant damage to the monument from illegal activity. According to the NPS website for Organ Pipe, "Due to an increase in illegal border activity, all backcountry areas are closed INDEFINITELY to both hiking and overnight camping." Wilderness on the border damages the environment and is a serious threat to our national security.

http://www.youtube.com/watch?v=Qvu5HObipbk