Environmental Crossword

6. the impact of a person or community on the environment expressed as the amount of land required to sustain natural resources
9. a large extinction of species in a relatively short period of time
11. resources that naturally form very slowly
12. resources such as minerals, forests, water and land that occur in nature.
14. a social movement whose goal is to educate others about environmental issues
17. all living things in an ecosystem
18. resources that replenishes in a short period of time
19. all living and nonliving things in which organisms interact

1. we live ___________ if all the resources are used up.
2. all non-living things in an ecosystem
3. thin layer of gases surrounding the Earth.
4. all the water on the Earth
5. the part of the Earth where life exists
7. a term used to describe a species that no longer exists
8. ability to keep natural resources in order to maintain ecological balance
10. when population increases, resources ___________
13. undesired change in air, water, or soil that has a negative affect on life.
15. community of living and nonliving things that work together
16. the variety of life in the world or habitat or ecosystem