Climate Change

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Across
  1. 3. growing and advancing
  2. 6. tendency of water to expand in volume as it warms
  3. 7. where the daily atomospheric carbon dioxide concentrations are measured
  4. 8. thin layer of gas that surrounds the earth
  5. 9. losing
  6. 13. very dry and dense
  7. 16. melts and decreases
  8. 17. greenhouse gas
Down
  1. 1. underwater current fueled by mixing of warm and cold saltwater
  2. 2. when a hemisphere is facing the sun
  3. 4. used to measure the past atmosphere of the earth
  4. 5. absorbs and scatters ultraviolet radiation
  5. 10. glaciers formed at the poles
  6. 11. climate is warmer and melting
  7. 12. when the carbon dioxide levels are the highest
  8. 14. rises and increases
  9. 15. contains the air we breathe