Impact on Water

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Across
  1. 4. A large growth of algae
  2. 6. To stop something from happening.
  3. 7. Is anything that harms the physical, or biological health of the ocean ecosystem.
  4. 8. Refers to anything related to the oceans.
  5. 13. Helps replace groundwater that is drawn out of wells
  6. 14. Some marine organisms feed by filtering food from the water, excess ____ clog their filtering structures.
Down
  1. 1. To make rules or laws that control something.
  2. 2. Using moving water to produce electricity
  3. 3. The process of energy flow from the sun through an ecosystem by feeding on other plants, animals, etc.
  4. 5. The process of breaking down or rotting.
  5. 9. An area of permeable sediment or rock that holds significant amounts of water
  6. 10. Too much, more than necessary
  7. 11. Chemicals added to soil to help the growth of plants
  8. 12. Supplying plants or crops with water