Across
- 3. Decline in soil condition
- 6. Loss of quality or strength
- 8. Breakdown of organic material
- 10. Water changing states between solids, liquids, and gases
- 12. H2O
Down
- 1. All of Earth's water
- 2. Measured in Celsius or Fahrenheit
- 4. Contamination of the natural environment
- 5. Extremely bad or serious
- 7. Periods of drier-than-normal conditions
- 9. Filters and purifies water, allows plants to grow, stores carbon, and more
- 11. Alternating annal crops grown on a specific field