Across
- 4. the Spreading of customs or beliefs.
- 6. An area with very little or no water.
- 7. extra, left over supplies
- 11. Land becomes dryer and less productive.
- 13. Grow enough crops to live not sell.
- 15. They hunt and gather food.
- 16. A cultural background.
- 17. Wanderers, or mobile
- 18. Grow food to sell and live off the income.
- 19. Wind and water wear away land.
Down
- 1. a shortage of rainfall
- 2. on nation conquers another.
- 3. A native and nomadic tribe. They speak Maa.
- 5. The application of water to land.
- 8. the stater of not having enough.
- 9. The action of clearing trees.
- 10. a shortage of supplies.
- 12. a form of government where a person or group has absolute power.
- 14. Hard railroads bridges, soft knowledge and skill.