Across
- 3. using item over and over again
- 5. a removal of alot of trees
- 7. is turning trash into new items
- 9. process of creating life in n area where no life previosly existed
- 11. consider about people and enviorment
- 12. an area of tall, mostly evergreen trees and a high amount of rainfall
- 14. the natural home or environment of an animal
- 15. First species to inhabit a barren land
- 16. a very common plant consisting of large numbers of thin, spiky, green leaves that cover the surface of the ground
- 19. is an overflow of water that submerges land
- 20. a tall plant that can live for a very long time
Down
- 1. uncontrolled fires that occur in nature
- 2. plant which is smaller than a tree and has several main stems arising at or near the ground
- 4. a type of small animal
- 6. When products break down try to fix it
- 8. the process by which the mix of species and habitat in an area changes over time
- 10. is amature, stable community that is the final stage of ecological succession
- 13. use things less often
- 17. the upper layer of earth in which plants grow
- 18. introduction of something poisonous to the environment