Across
- 5. Growth or progress over time.
- 7. A combination of different things.
- 8. Machines and tools that help people do things.
- 10. To stay away from something.
- 11. To make something better.
- 12. Something that can be used again and won't run out, like wind or sunlight.
- 14. To make something smaller or less.
Down
- 1. To use old things to make new things.
- 2. To be a danger to something.
- 3. To help or agree with something.
- 4. The world around us, including nature, animals, air, and water.
- 6. Dirty or harmful things in the air, water, or land.
- 9. To become smaller or fewer.
- 10. The ability to get or use something.
- 13. Things that are not needed and are thrown away.