Across
- 4. A small, moving body of water, generally smaller than a river.
- 6. The amount of a sub-component in a fixed solution.
- 8. Elevated terrain that separates adjacent drainage basin, also referred to as a drainage divide.
- 10. General waste water containing fecal excrement, mostly from toilets. May also contain harmful pharmaceutical runoff.
- 12. Waste water along with excrement contained in sewers.
- 14. Organisms that live and feed off of hosting organisms, contribute to drinking water pollution.
- 18. Microorgansims responsible for disease and/or fermentation.
- 19. Substances used to protect plants and control pests, one of the largest influences in water pollution.
- 21. The process of wearing away of soil through a moving body of water.
- 22. General waste water that does not contain fecal excrement.
- 23. Harmful substance produced within living cells or organisms, derived from the base word TOXIC.
Down
- 1. Pollutant in Earth's air that can cause deterioration of the ozone layer, impair vision, and limit plant growth.
- 2. Where the tide meets the stream.
- 3. Atmospheric water vapor that falls from the gravitational pull between the earth and clouds.
- 5. Substance or energy in the environment that has an undesired, sometimes critical effect.
- 7. The source of the stream or river.
- 9. River or stream flowing into a larger river or lake.
- 11. The deterioration of rocks or soil because of contact with water or atmospheric substance.
- 13. Area filled with water, surrounded by land and localized in a basin.
- 15. Drugs ingested by humans to deliver morphine-like effects, polluting water by traveling through human excretion or general discard.
- 16. Trash, such as bottles or cans, left in a public or generally open place.
- 17. The process of materials being dropped off throughout a body of water because of a decrease in speed.
- 20. Point in a river or stream where water flows over a vertical drop and/or a series of vertical drops.