character: Dr. Emily Johnson
topic: Impact of Ocean Acidification on Coral Reefs
grade: 11
subject: Geography
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character: Dr. Mark Thompson
topic: Effects of Climate Change on Marine Ecosystems
grade: 11
subject: Geography
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character: Professor Sarah Williams
topic: Coral Bleaching and Marine Biodiversity
grade: 11
subject: Geography
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character: Dr. Rachel Green
topic: The Role of Coral Reefs in Coastal Protection
grade: 11
subject: Geography
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