Across
- 3. a complete change in something
- 5. to feed on growing plants, such as grass
- 6. world-wide
- 7. unproductive
- 8. to sow seeds by throwing them over a field by hand
- 11. an economy based on industry, not agriculture
- 13. a group of animals distinguished by particular characteristics
- 14. land which could be used by everyone
- 15. to use
- 18. an increase in the world's temperature
- 19. animal food
Down
- 1. animal droppings used to fertilize land
- 2. a layer of gas above the Earth's surface that protects humans from harmful rays of the sun
- 4. the essential materials needed in an industry to make a product
- 9. in the language of colonialism, the colonizing power was often referred to this
- 10. an act forbidding anyone except members of the Church of England from holding political office or entering the professions
- 12. new inventions
- 16. money used to invest in business
- 17. a supply of workers
