Across
- 2. Acids that are deposited ob Earth as rain an snow or as gas particles that attach to surfaces
- 6. A heavy metal that is added to water throught lead-lined pipes.
- 7. Harmful chemicals used for rocket fuel
- 9. The amount of oxygen a quantity of water uses at a specific temperature over a period of time
- 11. The top of oil contamination in the ocean
- 14. Group of mostly harmless microorganisms in human intestines that can serve as an indicator species for harmful microorganisms with contaminated sewage
Down
- 1. the specific location from which pollution is directly produced
- 3. Solid waste material from wastewater
- 4. Not used in the clean up of oil spills
- 5. if people are not connected to a city sewer system, they probably have this to treat their wastewater
- 8. The increase in fertility in a body of water as a result of anthropogenic units of nutrients
- 10. An area of water with low oxygen concentration and life
- 12. A pond that’s lined with rubber that handles large quantities of manure produced by livestock
- 13. A heavy metal that occurs naturally in Earth’s crust