Earth´s day

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Across
  1. 3. A hard, clear material used to make windows.
  2. 4. A container used to hold water or other drinks.
  3. 7. To process old things to make new things.
  4. 9. The color of grass, leaves, and ecology.
  5. 10. A container where we put our garbage.
  6. 11. Things we don't need anymore and throw away.
  7. 13. The opposite of dirty.
  8. 15. To protect something, like the planet or the animals.
  9. 16. An animal with wings and feathers that flies in the sky.
Down
  1. 1. A material used for bottles and bags that takes a long time to disappear.
  2. 2. Material we write on, made from trees.
  3. 5. The good gas that trees make and we need to live.
  4. 6. A living thing with leaves that grows in the earth.
  5. 8. Animals that live and swim in the water.
  6. 10. A vehicle with two wheels. Riding it doesn't pollute!
  7. 12. A large area of salty water where fish live.
  8. 14. The invisible gas around us that we breathe.