When there are many visitors risk terrorism, crime, and the number of officers is not enough, the number of tourists. When the number of visitors it will waste more environmental impact.
When many travelers risk terrorist crimes. And the number of staff is not enough for the number of tourists. When traveling, it will waste a lot more impact on the environment.
When there are many tourists risk terrorist crime. Number of staff and insufficient per player. When many tourists were more garbage will affect the environment.