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Across
  1. 4. The farming of fish and other aquatic organisms.
  2. 6. The act of growing the same crop year after year on the same soil.
  3. 7. The combination of fish and plant production.
  4. 8. A naturally occurring process involving the loosening of dirt and rock particles, caused by water/wind flow.
Down
  1. 1. The use of microorganisms and/or plants to consume and break down environmental pollutants.
  2. 2. The farming of crops without soil by growing them directly in water.
  3. 3. Interactions between two different organisms living in close association, such as bacteria and plants.
  4. 5. The usage of plants to bind soil together and absorb water.