Unit 6: Food Production
Across
- 2. harvesting too many fish
- 3. planting different crops in the same field from year to year
- 5. planting different crops in the same field at the same time
- 7. widespread replacement of local species for economically important species
- 8. decline of a fish population by 90% or more
- 9. when people do not have adaquete access to food for all or part of the year
- 11. planting strips of crops between rows of trees and shrubs
- 12. plowing the surface to break up soil
- 13. commercially harvestable population in a particular region
- 18. inability to obtain foods needed for a balanced diet
- 20. reduced plowing between plantings
- 21. growing fish and shellfish in tanks or seapens
Down
- 1. when people consume too many calories a day
- 4. getting less than 2,000 calories a day for a healthy lifestyle
- 6. non target species that often get caught accidentally
- 10. planting other plants in crop rotation
- 13. a widespread shortage of food and mass starvation
- 14. farming that uses polycultures, small tools, and natural fertilizers that don't produce as much yield
- 15. land that is appropriate for farming
- 16. the main obstacle in obtaining a healthy diet
- 17. moving herds over long distances to reduce overgrazing
- 19. farming that uses monocultures, machines, chemical fertilizers and pesticides to produce high yield