Vocabulary

2. an area or ridge of land that separates waters flowing to different rivers, basins, or seas.
6. The amount of dissolved calcium and magnesium in the water.
7. the state of having two opposite or contradictory tendencies, opinions, or aspects.
9. a salt or ester of nitric acid,
11. the action or process of adhering to a surface or object.
12. water that is safe to drink or to use for food preparation.
13. living or was once living
14. diversity within an ecosystem
18. not allowing fluid to pass through.
19. the cloudiness or haziness of a fluid caused by large numbers of individual particles that are generally invisible to the naked eye.
21. the study of the ocean, its ecosystems, and life forms

1. protection of the natural environment through conservation and sustainable practices.
3. the sticking together of particles of the same substance.
4. the process of settling or being deposited as a sediment.
5. a system of interlocking and interdependent food chains.
8. a body of permeable rock that can contain or transmit groundwater.
10. not living
15. permeation of a liquid into something by filtration.
16. the portion of land drained by a river and its tributaries.
17. a rapid growth of microscopic algae or cyanobacteria in water.
20. a comfortable or suitable position in life or employment.