save the Earth

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Across
  1. 2. To help or protect something important, like the Earth.
  2. 4. Not dirty; good for the Earth.
  3. 5. A plastic or glass container we can recycle.
  4. 8. Put things like paper or bottles in the right bin to use again.
  5. 9. Things we throw away when we don’t need them.
Down
  1. 1. To put a seed or tree in the ground.
  2. 3. We drink it and plants need it.
  3. 6. A plant with leaves and branches that gives us air to breathe.
  4. 7. The planet we live on.