Across
- 4. change in whether
- 6. the basic phenomena of the physical world
- 7. people engaged together for work
- 9. damage to the environment
- 10. global temperature increased
- 11. worldwide transfers of power
Down
- 1. earthquakes,tsunamis, blizzards, tornadoes
- 2. damage created by humans
- 3. machinery developed for scientific studies
- 5. people living together in a _______
- 8. termination of an organism