Across
- 5. type of pollution harder to identify
- 8. Process of fish eating plastic than getting eaten
- 9. Easy to identify type of pollution
- 13. to many microorganisms in a body of water
- 15. Too many nutrients in water
- 17. Water on land that runs off into a body of water
- 18. Water that fills in tiny gaps in soil
- 20. Nonliving thing
Down
- 1. Amount of rain that falls in a watershed
- 2. Erosian of soil into rivers and lakes
- 3. Can kill you, type of pollution
- 4. water vapor leaving a plant
- 6. Overfishing
- 7. Water from rainfall returns to the atmosphere
- 10. Area of land where all water falls in
- 11. A smaller body of water that flows into a bigger body of water
- 12. Vapor turning into liquid
- 14. Underground rivers
- 16. Living
- 19. The study of living things or envirement