The Eco City

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Across
  1. 2. green, yellow, red
  2. 5. Cars go around it
  3. 6. sun energy converter
  4. 9. you can go through it to avoid car traffic
  5. 10. displays art and history
Down
  1. 1. city political centre
  2. 3. two road junction
  3. 4. place where people walk by
  4. 7. separate waste
  5. 8. purifies water