Across
- 2. area, above ground, that feeds an aquifer
- 3. this is the smallest human usage of water
- 6. pollutant that can bioaccumulate- arsenic is one example
- 7. process of water moving downward into an aquifer
- 9. greatest usage of water is for this- food
- 11. pollutants
- 14. Hardin argued that we needed *these* to do the right thing
- 15. that can cloud water and make it warmer
- 16. act of using something wisely to make it last
- 17. force that drives seepage
- 18. period of no rain
Down
- 1. water falling from the sky in any form
- 4. that create an algae bloom, then bacteria eat up all the algae
- 5. area of porous rock that holds water underground
- 8. pollutant that can bioaccumulate- insecticide is an example
- 10. that degrades the quality of air, water or soil
- 12. name for the water cycle (bonus* you may have to research this one)
- 13. given the chance, with no consequences, human will behave this way