1. Population Density

3. Mumbai, India – High population density – Slums as a result of rapid urbanization.

4. The United States viewed at night from space.
Notice how the east coast, mid-west, and west coast are more densely populated.
Areas were the landscape is more rugged are less populated. These are areas like Alaska, the Rocky Mountains, and arid regions of the west.

5. Refugee camp in the country of Chad in Africa
Refugee camp in the country of Chad in Africa. People become refugees when they flee their homes because of war, genocide, or famine. These people are fleeing from a genocide in their home country of Sudan.