to assist
             individuals who have been injured while in the park and to locate people
             who become lost in the park. The third role of the park ranger is to care
             for the park as a whole, which includes caring for the plants and animals
             of the park, as well as caring for public facilities in the park. Finally,
             the park ranger has an educational role, where they assist in educating the
             public about the park, the animals, or other environmental issues. This
             role can include things like setting up displays, meeting with school
             groups, and providing tours of the park.
             One article about park ranger Ron Slimm provides an effective summary
             of the park ranger's job by imagining what a wilderness ranger competition
             would be like if it were held. This is described as possibly involving the
             "A timed event to spot smoke from a distance. A wildlife
             identification contest. Perhaps a first-aid and emergency evacuation
             ...