Across
- 4. Water carries sediment through runoff downstream
- 7. Spill from cruise ships or carriers
- 8. Water containing human wastes
- 10. Natural/human source nutrients are added to watersheds
- 13. Harmful substances are emitted into a body of water
- 14. Chemical that harms water, land quality, and air
Down
- 1. Toxic-producing grows in a body of water
- 2. Delivers pollutants indirectly through transport
- 3. A physical/mechanical process
- 5. Emissions from burning fossil fuels
- 6. Will not decompose and can strangle animals
- 7. Used water
- 9. Water where life cannot survive
- 11. A process to make something reusable
- 12. Disturbs land and creates toxic chemcial runoff