Across
- 2. the long term pattern of weather
- 3. protection of natural resources
- 5. a particular habitat
- 7. the removal of forests
- 9. converting waste into reusable material
- 11. the ability to be maintained
- 12. resources that are naturally replenished over short periods
Down
- 1. the process by which plants synthesize food
- 4. the presence of harmful substances
- 6. A gas in earth’s stratosphere
- 8. a biological community
- 10. An element in fossil fuel