Across
- 2. The loss of organisms from an area
- 6. Organisms that have no natural predators and take over
- 7. Excessive use of light
- 8. Long term heating of Earth's Surface
- 9. Harmful materials introduced to the environment
- 10. Precipitation with a pH higher than 6.9
- 13. Synthetic material used to make goods
- 14. The use of aquatic organisms for personal use
Down
- 1. The clearing of forests
- 3. Where soil and rock are removed
- 4. The loss of natural habitats
- 5. Exceeds carrying capacity of environment
- 11. The loss of animals for personal use
- 12. Uncontrolled fire that destroys habitats