Across
- 5. Harmful substances in the environment
- 9. A duty or obligation
- 10. Natural materials we use
- 12. Differences between people or cultures
- 14. A group of people living in the same area
- 15. Long-term weather conditions
Down
- 1. Connection between countries
- 2. When people are treated fairly
- 3. Growth or improvement of a place
- 4. Using resources without harming the future
- 6. People living together in an organized way
- 7. Working together to achieve a goal
- 8. The ability to guide others
- 11. Using materials again
- 13. The natural world around us