Across
- 5. The development of land for houses and other buildings near a city as is called.
- 6. is the process of restoring land disturbed by mining.
- 8. ist he natural process that occurs when certain gases in the atmosphere
- 10. The EPA works with state and local agencies to measure and report air quality.
- 11. is rain or snow that has a lower pH than that of normal rainwater.
- 13. is pollution from a single source that can be identified.
- 14. is caused when nitrogen and carbon comounds in the air in sunlight.
- 15. pollution from several widespread sources that cannot be traced back to single location
Down
- 1. involves platning trees to replace trees that have been cir or burned down.\
- 2. The mix of both solid and liquid particales in the air
- 3. is all the members of a species living in a given
- 4. is the largest number of individuals of a given species that earths resource can support and maintain for long period of time.
- 7. is the removal of large areas of the forest for human purposes.
- 9. an increase in Earths average surface temperature.
- 12. is the development of desertlike conditions due to human activities and/or climate change