Across
- 3. conditions in which a person, animal, or plant lives or operates
- 4. community of living organisms
- 5. facilities for the disposal of waste
- 8. mixture of ingredients, used as plant fertilizer
Down
- 1. the natural home or environment of a plant, animal, or other organism
- 2. converting waste materials into new materials
- 3. discharge of something
- 6. trash left around in a public place
- 7. layer of gases surrounding a planet
- 9. a protective barrier that prevents ultraviolet sunlight radiation from the sun from reaching the Earth's surface