Resources from the Sea

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Across
  1. 3. The act of catching or removing too many fish in an aquatic system such that the breeding population becomes too depleted to recover.
  2. 5. Fish caught by accident while fishing for a desired species
  3. 8. Energy source that produces from the electricity from the sun
  4. 10. ____ fuels are liquid and solid energy sources formed from warmed long-dead life
  5. 14. Energy source that produces from the electricity from moving air
  6. 15. Aquaculture that applies specifically to marine organisms
  7. 16. Energy resources that are not depleted when used
  8. 17. Method for obtaining liquid fossil fuels
  9. 19. Energy source that produces from the electricity from life, such as corn and wood
  10. 20. Liquid fossil fuel energy source that produces pollution when burnt
  11. 21. Application of farming techniques to the growth and harvesting of aquatic organisms.
Down
  1. 1. Method for obtaining fossil fuels like natural gas where liquid is injected at high pressure into rock
  2. 2. Energy source that produces from the electricity from water heated underground
  3. 4. Energy source that produces from the electricity from moving water
  4. 6. Solid fossil fuel energy source that produces electricity and heat from warmed and compressed long-dead life
  5. 7. Contamination that is the environmentally damaging result of burning all fossil fuels
  6. 9. ____ fishing is unintentionally catching fish in adabndoned nets and traps
  7. 11. Energy formed from radioactive elements
  8. 12. _______ of the commons is an economic and environmental science problem where individuals have access to a shared resource and act in their own interest, at the expense of other individuals
  9. 13. Maximum _____ yield is the highest catch that can be maintained year after year without affecting the stock
  10. 18. Energy resources that are not readily replaced, and depleted when used