Across
- 2. the production and consumption of goods and services
- 4. long-term weather patterns
- 6. move people from place to place
- 9. can be maintained at a certain level
- 13. about the natural world
- 15. reuse materials in new products
- 16. restore something to a previous level
- 17. a large urban centre
Down
- 1. use less of a resource
- 3. the group of people who live in area or place
- 5. easily obtained and used
- 7. use more than once
- 8. providing people with shelter
- 10. in good physical or mental condition
- 11. an obligation
- 12. inexpensive or reasonably priced
- 14. a source of energy that does not run out