SAVING THE PLANET

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Across
  1. 3. Buses, trains, and metros that everyone can use to travel.
  2. 4. energy Energy from natural things that never end, like the sun or wind.
  3. 10. Something that is "green" and does not hurt the nature.
  4. 13. To use less of something (like water or plastic).
  5. 17. When the air is dirty and dangerous to breathe because of cars and factories.
Down
  1. 1. The long-term change in the Earth’s weather and temperature.
  2. 2. To stop wasting things like water, energy, or money.
  3. 5. When people cut down or burn all the trees in a large forest.
  4. 6. The part of the Earth's atmosphere that protects us from the sun.
  5. 7. The world is getting hotter because of gases in the air.
  6. 8. To stop something bad from happening.
  7. 9. To use something again instead of throwing it away.
  8. 11. To put used paper, glass, or plastic into a special bin so they can be used again.
  9. 12. The natural world around us (land, air, and water).
  10. 14. To damage something so badly that it cannot be used anymore.
  11. 15. To remove a wire from the electricity socket when you are not using a machine.
  12. 16. Things we throw away because we don't need them anymore; trash.