Desertification

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Across
  1. 2. the process gradual weathering by wind or water
  2. 5. extended periods in which regions receive little to no rainfall
  3. 7. _______ period, time in which soil rests and regenerates nutrients
  4. 8. continent on which desertification does not occur
  5. 11. process of land degradation
  6. 15. desert that spans southern Mongolia and Northern China
Down
  1. 1. exploitation and destruction of wooded resource
  2. 3. desert in Africa
  3. 4. carrying _________, the maximum population of a species an environment can sustain indefinitely
  4. 6. excessive exposure of vegetation to livestock activity causing damage to environment
  5. 9. dry climate
  6. 10. _________ threshold, regarding environmental degradation, known as the “tipping point” with irreversible effects and steady decline towards ecological extinction
  7. 12. salt deposition and accumulation left by evaporated water
  8. 13. method of watering large-scale agriculture
  9. 14. cultivation of crops