Across
- 4. moving to a new country and staying there
- 7. something that attracts people to a place
- 9. the number of people per unit of area
- 12. suburbs
- 13. country side
- 14. the uncontrolled expansion of urban areas
Down
- 1. people that cross the atlantic
- 2. a city or town
- 3. moving abroad
- 5. established a free-trade zone in North America
- 6. something that makes people want to leave a place
- 8. process of making an area more urban.
- 10. public and private physical structures such as roads, railways, bridges, airports,and public transit systems
- 11. the growing interdependence of the world's economies, cultures, and populations