No Planet B Terminology

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Across
  1. 2. Sunglasses
  2. 6. All the water in the world
  3. 9. All living things in the world
  4. 10. Stores of carbon
  5. 11. All the gasses in the world
  6. 12. Production of O from Co2
  7. 13. Loss of land space
Down
  1. 1. Earths protection from outer space
  2. 3. Many forms
  3. 4. All non-living things in the world
  4. 5. Exchange of Co2 and O
  5. 7. Place to speed up plant growth
  6. 8. Too many neutrons