Human Impacts on Oceans

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Across
  1. 3. coral loses colors and turn white
  2. 6. the harm of loud noises to marine animals
  3. 8. the act of drilling and destroying ocean habitats
  4. 9. release of liquid petroleum into environment
Down
  1. 1. the ongoing decrease in the pH of the earths oceans
  2. 2. metals built into the sea floor for technology
  3. 4. long term change of weather pattern
  4. 5. the introduction of harmful materials into the environment
  5. 7. catching too many fish at once