Across
- 5. A body of water with very low oxygen amounts with little life
- 6. The type of species that indicates whether or not there are disease-causing pathogens.
- 7. A specific place where pollution is produced
- 9. Can clog the gills of fish. Usually near construction sites.
- 11. Naturally occurring heavy metal that can dissipate into ground water
- 12. Often used in rural homes as a sewage treatment system
- 16. The law that sets national standards for safe drinking water
- 20. Supports protection of wildlife and recreation in and on the water
- 21. Amount of oxygen an amount of water uses at a specific time and temperature
- 22. Heavy metal that can contaminate water through pipes
- 23. Known to cause cancer, found in plastics
Down
- 1. When acid falls from the sky in the form of rain or snow
- 2. Diffuse area that creates pollution
- 3. The leading source of oil pollution in the oceans
- 4. A body of water that gets manure put into it
- 8. When a body of water contains excess nutrients (algae bloom)
- 10. A species that is used to indicate water quality
- 13. Solid waste material from waste water
- 14. The result of larger plastics breaking down
- 15. The type of non-chemical pollution that changes the water temperature
- 16. Can disrupt the communication of whales causing them to beach themselves
- 17. The oil tanker that crashed and spills tons of oil
- 18. Two thirds of this comes from burning coal and fossil fuels
- 19. When the water changes temperatures dramatically