Across
- 2. a mixture that mostly has largely amounts of decayed organic matter and is used for fertilizing and conditioning land
- 5. to recycle in suck a way that the resulting product is of a higher value that the original item
- 6. a place where an organism makes a home
- 8. no longer in existence; died out
- 9. the circumstances, objects, or conditions by which one is surrounded
- 10. trash, wastepaper, or garbage
Down
- 1. to make something dirty or implure
- 3. and odorless, colorless gas made up of three oxygen molecules
- 4. process of collecting and processing materials that would otherwise be thrown away as trash and turning them into new products
- 7. a mixture of gases that surrounds the Earth