Carbon Cycle

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Across
  1. 2. Where is Carbon stored most as CO2
  2. 5. How is carbon stored in plants and vegetation
  3. 6. Microscopic marine algae that do photosynthesis and are the base of the marine food chain
  4. 7. A type of hydrocarbon found in underground formations - includes methane
  5. 8. What time scale does the slow carbon cycle use
Down
  1. 1. What type of rocks store carbon most often
  2. 3. according to Oxford Dictionary "relating to or derived from living matter"
  3. 4. what is made when CO2 is dissolved into the ocean
  4. 5. a hydrocarbon fuel source that releases CO2 to the atmosphere when burned