christina

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Across
  1. 2. Is reliable access to adequate food to sustain a healthy life?
  2. 3. Refers to the lack of available water resources to meet demand?
  3. 5. When a crop is produced for its commercial value, rather than human consumption?
  4. 7. When is the natural feature of the earth's surface?
  5. 8. What is a piece of land that lies in a low area and has been reclaimed from a body of water?
  6. 11. When is the level below the surface of the ground where water can be found?
  7. 13. It refers to living organisms such as plants and animals
  8. 14. What is referred to when 2 or more species are within the same area?
  9. 15. This is a process in which plants grow from a seed?
Down
  1. 1. Is the process of changing a piece of sloped land into a series d step-like formations to enable farming?
  2. 4. It is the result of the sun's heat being trapped in the atmosphere?
  3. 6. Is the removal of topsoil due to wind and water?
  4. 9. This refers to when the warming of the atmosphere results in an increase in CO2?
  5. 10. This is the presence of salt on the land's surface?
  6. 12. Refer to ideas, methods or processes in farming?