Across
- 3. caused by rapid temperature change in the water
- 8. a area where water from city streets, suburban development, crops and forests drain out to
- 11. produced by coal burning, trash and ash
- 14. a water contaminant resulted by pipes
- 15. present in wastewater that contracts diseases, like cholera
- 16. the addition legislation used to protect drinking water
- 18. A wastewater removal system in a city with many households
- 20. A chemical found in plastics, when heated can mimic hormones
- 21. particles of soil suspended in rivers cause the water to become cloudy
- 23. a single sewage pipe that empties into a stream
Down
- 1. the cause of oxygen demand, nutrient release, disease causing organisms
- 2. contained body of water created to hold livestock waste
- 4. chemical produced by burning of fossil fuels, mostly coal
- 5. causes fish in rivers to develop both female and male reproductive parts
- 6. barrier that keeps floating oil from spreading
- 7. chemicals used in oil spill to break down the soil into smaller particles
- 8. the cause of most oil in the ocean
- 9. the first ever legislation on water quality
- 10. a type of noise that caused the communication between whales to be interrupted
- 11. biochemical breakdown of organic material
- 12. Causes water bodies ph levels to reduce to 5.5 or 6
- 13. solid waste that has resulted from cleaning wastewater
- 17. area of low oxygen where organisms are no longer able to survive
- 19. Found in rock and can contaminate groundwater
- 22. largest oil spill off the coast of Alaska