Across
- 2. Atmospheric changes are causing the Earth to continue to warm.
- 4. Practical knowledge and tools to improve your life.
- 5. The average weather pattern for an area over many years.
- 7. Gradually use up or exhaust.
- 10. Use and conserve natural resources wisely.
Down
- 1. Take into account both current and future needs.
- 3. Collect waste and process it into new products.
- 6. Inexhaustible natural energy.
- 8. The place we live.
- 9. A protective layer high up and a pollutant down low.