Changing World

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Across
  1. 4. Plants, animals, and the environment
  2. 6. Use of machines and science to solve problems
  3. 7. To make something different
  4. 8. The earth and all people living on it
  5. 9. Old customs or beliefs
  6. 10. To adjust to new conditions
  7. 14. Related to cities
  8. 15. The natural world around us
  9. 17. Time that has already gone
  10. 18. Knowing or understanding something
Down
  1. 1. Harmful substances in the environment
  2. 2. Growth or improvement over time
  3. 3. Related to the present time
  4. 5. A complete change in form or appearance
  5. 11. Moving forward or improving
  6. 12. Related to villages or countryside
  7. 13. Time that is yet to come
  8. 16. A strong effect on something