character: Marine Biologist Jill
topic: How pH Affects Marine Biodiversity
grade: 9
subject: Science
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character: Professor Oceanus
topic: The Role of Ocean Chemistry in Biodiversity
grade: 9
subject: Science
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character: Dr. Coral
topic: Impact of Ocean Acidification on Marine Life
grade: 9
subject: Science
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character: Captain Reef
topic: Marine Ecosystems and Environmental Changes
grade: 9
subject: Science
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