Most likely the resources in the area the were in before they moved were going down as the population rises.
<span>When people in the united states hear that people in other parts of the world eat animals such as rats and bugs, they often react with shock, disgust, or horror as their culture shock makes them feel this behavior is wrong. Culture shock is defined as a sense of confusion and uncertainty that may affect people exposed to different culture or environment. Sometimes there are feelings of anxiety with culture shock.</span>
Tourism, agriculture, and infrastructure activities.