Mega cities

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Across
  1. 5. Environmental challenge common in megacities
  2. 8. movement of people from rural areas to cities
  3. 9. Movement of people to cities
  4. 10. Sprawl. When a city grows outward into nearby areas
  5. 11. A city with over 10 million people, like Tokyo or New York
Down
  1. 1. The flow of goods, people, and culture between countries
  2. 2. transport Transport Systems like buses and trains for city travel
  3. 3. The increase in people living in cities around the world
  4. 4. Basic structures needed for a city to function
  5. 6. Tall buildings typical of megacities
  6. 7. High concentration of people in a small area