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[CNN VIDEO] RACE TO SAVE THE REEF - FULL DOCUMENTARY [NOTE: The Great Barrier Reef is in trouble. With its coral dying in record numbers, CNN explores the wonders of the reef and meets the scientists who are trying to save it.]

Race to save the reef: Full documentary - CNN Video

Race to save the reef: Full documentary - CNN Video The Great Barrier Reef is in trouble. With its coral dying in record numbers, CNN explores the wonders of the re...