People of the ocean

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Across
  1. 2. reefs are damaged by the chemicals in sunscreens.
  2. 3. cover more than 70 percent of Earth's surface.
  3. 8. and trash pollute the ocean and the food chains.
  4. 9. is know to be deadly to living things
Down
  1. 1. are physically floating fences made of metal or plastic
  2. 3. is harmful to ocean mammals, seabirds, and fish.
  3. 4. is when the animal is completely gone
  4. 5. is a very special and fancy food
  5. 6. is a chemical found in sunscreen.
  6. 7. in the ocean is a big problem.