Environment

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Across
  1. 4. - The top layer of earth in which plants grow.
  2. 5. - A large plant with a trunk and branches.
  3. 6. - A material used for writing or packaging, made from trees.
  4. 11. - A hard, transparent material made from sand.
  5. 13. - Another word for our planet, or the soil in the ground.
  6. 15. - A clear liquid that is essential for life.
  7. 16. - Free from dirt or pollution.
  8. 17. - An animal that can fly and has feathers.
  9. 18. - The star at the center of our solar system.
  10. 19. - A process that repeats; used in 'recycle.'
  11. 21. - To increase in size or develop, like plants.
  12. 23. - Short for ecological or environment-friendly.
  13. 24. - A living thing that grows in the earth and has leaves.
Down
  1. 1. - A public area with trees and grass for people to enjoy.
  2. 2. - A container for trash or recycling.
  3. 3. - A hard, shiny material like iron or aluminum.
  4. 4. - To keep something safe or prevent waste.
  5. 7. - To use something again instead of throwing it away.
  6. 8. - A large, flowing body of water that usually leads to the sea.
  7. 9. - An animal that lives in water.
  8. 10. - Water that falls from clouds in the sky.
  9. 11. - The color of grass and leaves; often used to mean environmentally friendly.
  10. 12. - Full of leaves; often used to describe trees or plants.
  11. 14. - What we breathe; invisible gases that surround the earth.
  12. 15. - Things that are thrown away because they are no longer needed.
  13. 17. - A container made of paper or plastic for carrying things.
  14. 18. - A small object produced by plants, from which a new plant can grow.
  15. 20. - A metal container for drinks, often recycled.
  16. 22. - Air that moves quickly as a result of natural forces.
  17. 25. - The green part of a plant or tree.