Across
- 2. A gas that prevents heat from leaving the atmosphere.2 words
- 4. The act of reusing materials.
- 9. Resources that can be made as fast as they are used.
- 10. A resource that cannot be replenished after depleting.
Down
- 1. Coal or oil. 2 words
- 3. The act of cutting down trees to clear the land.
- 5. The most common emissions in the air.
- 6. The Earth heating up.2 words
- 7. Something you throw away.
- 8. Something that worsens the quality of the environment.