Across
- 2. Ethic that meets current global human needs
- 7. Eight amino acids that must be obtained from foods
- 10. The study of statistics
- 11. Belief that the Earth has unlimited supply of resources
- 13. British scientist James Lovelock proposed this
- 14. Nomadic people
- 17. A community whose economy is based on farming
- 18. Provides the body with materials for making blood, tissue and muscles
- 19. A resource that regenerates quickly
- 20. Shift from harvesting wild food to growing crops and animals
Down
- 1. Lack of needed nutrients
- 3. A society whose production is accomplished by machinery
- 4. Also called regenerative farming
- 5. Crop grown for sale
- 6. Compound made up of carbon, hydrogen and oxygen
- 8. Contains fatty acid chains
- 9. Development of new strains of the two main foods of the world
- 12. A resource that takes a very long time to regenerate
- 15. Commercial production of fish
- 16. A germ responsible for many diseases