Carbon cycle

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Across
  1. 4. Deep ocean currents driven by temperature and salinity, crucial for long-term carbon storage.
  2. 5. Achieving net-zero carbon emissions.
  3. 8. Breakdown of dead organic matter by bacteria/fungi, releasing carbon into the soil and atmosphere.
  4. 10. Organisms break down carbohydrates, releasing carbon dioxide back into the atmosphere.
  5. 12. Planting trees to increase carbon storage.
  6. 13. Rapid, short-term transfer through photosynthesis and respiration.
  7. 14. The movement or transfer of carbon between stores, measured in petagrams (PgC) or gigatonnes (GtC) per year.
Down
  1. 1. Long-term storage of carbon in oceans, vegetation, or geological formations. Includes CCS (Carbon Capture and Storage).
  2. 2. Burning organic material or fossil fuels, releasing carbon.
  3. 3. Plants remove carbon dioxide from the atmosphere and convert it into carbohydrates.
  4. 6. Slow, long-term cycle involving rock weathering, burial, and sedimentation over millions of years.
  5. 7. The ownership and control of energy sources, production, and transport.
  6. 9. A store that emits more carbon than it absorbs (e.g., burning fossil fuels).
  7. 11. A store that absorbs more carbon than it emits (e.g., oceans, forests).