Off Australia's northeast coast lies a wonder of the world; a living structure so big it can be seen from space. Professor Emma Johnston meets the intrepid scientists racing to understand & save the Great Barrier Reef.
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About Catalyst:
Catalyst is Australia's flagship science documentary program, showcasing Australian and international stories that impact us all. With our exciting mix of science genres, presented by top scientists and experts, viewers are exposed to extraordinary topics, discoveries, observations, and philosophies that shape our world. The viewer will be left inspired, activated, and in awe of this extraordinary planet.
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