Across
- 4. the annihilation of entire forests at a time
- 5. to cut down on one's carbon footprint
- 9. to make use of something once more instead of throwing it out
- 10. fuel a non-renewable source of energy
Down
- 1. a material that is very bad for the environment
- 2. where we live
- 3. any gas that traps infrared radiation
- 6. the creatures, flora and fauna living in one area
- 7. an unused and often toxic byproduct
- 8. finding new uses for old things