Introduction to Environmental Science

4. ____ waste that includes chemicals known to be dangerous to human health
6. human-centered philosophy
9. pollution that introduces harmful particles and gases into the atmosphere
12. decisions can have unexpected effects "The Law of _____ Consequences"
13. an act passed allowing federal gov. to protect cultural and natural resources
15. resources that can be used repeatedly
19. a global common at risk of depletion today
20. _____ Environmental Movement that began in the 1960's
26. the study of the interaction of humans with the natural environment
27. an extreme shortage of food

1. technological advancement during the agricultural revolution
2. the era sparked by Teddy Roosevelt
3. national land designation that allows recreational hunting, fishing, and commercial logging
5. national land designation that does not allow fishing, logging, hunting or livestock grazing
7. resources that are not replaced within the human time scale
8. the revolution that involved the transition to coal power
10. resources that cannot be used up
11. a chemical that will not break down naturally
14. material the increases the risk of cancer
16. resources that are shared and not owned
17. the complete loss of a species from the earth
18. when natural materials are consumer faster than they are replenished it is resource ______
21. resources that will be replaced, but at a rate slower than they are used
22. one of the components of the environment
23. nature-centered philosophy
24. one of the components of the environment
25. what happens when soil becomes too salty