Climate Change

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Across
  1. 3. Cutting down a large area of trees
  2. 6. Gas produced by livestock through their digestion and waste
  3. 10. Release or discharge of a substance
  4. 11. Contaminating substance
  5. 14. Colourless, odourless gas produced when fossil fuels are burned
  6. 15. Originating from human activity
  7. 17. Gases that trap heat in the atmosphere
  8. 18. State of the atmosphere at a particular time
Down
  1. 1. Pattern of weather over a long period of time
  2. 2. Permanently frozen ground which is thawing due to climate change
  3. 4. Places of storage
  4. 5. Length of time a substance stays in a particular place
  5. 7. Ocean uptake is an example of a carbon ......
  6. 8. Gas made up of three oxygen atoms that protect us from harmful UV rays
  7. 9. Respiration is an example of a carbon ......
  8. 12. Mixture of gases that surround the earth
  9. 13. Formed over millions of years from the remains of living organisms
  10. 16. Dark coloured substance mined and burned as fuel