Editing National Park Service (section)

====Park protection====
This includes the staff responding to visitor emergencies (criminal, medical, search and rescue), and the protection of the park's natural and cultural resources from damage by those persons visiting the park. The staff includes [[National Park Service Law Enforcement Rangers|law enforcement rangers]], [[United States Park Police|park police]], lifeguards, criminal investigators, and communication center operators.<ref name="FY2010" /> In many instances they also work with [[List of state and territorial fish and wildlife management agencies in the United States|state and territorial fish and wildlife management agency rangers]].