World Oceans Day

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Across
  1. 4. Oceans are ______ to 50-80 percent of all species on Earth, from whales to plankton.
  2. 5. Oceans _______ carbon dioxide and give out oxygen.
  3. 6. ______ 8 is UN World Oceans Day.
  4. 7. Billions and billions of pieces of plastic are ____ing around in our oceans and from Garbage Patch.
  5. 8. _______ pollution is harming and killing sea creatures.
  6. 9. The ______ Ocean is the biggest of five oceans on Earth.
  7. 10. 71 percent of our planet is covered in _______ and that's why we call Earth the "Blue Planet."
  8. 11. We can use the power of ______ and tides to produce electricity.
  9. 12. Because of global warming, the ice is _______ing.
Down
  1. 1. 99 percent of internet _____ between countries goes via submarine cables.
  2. 2. We've been getting oil and gas _______ the ocean floor.
  3. 3. The ______ Ocean is the smallest and frozen for much of the year.
  4. 8. Join in a beach clean-up to help ______ plastic and other rubbish getting into the sea.