character: David Attenborough
topic: Effects of Climate Change on Marine Ecosystems
grade: 12
subject: Geography
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character: Jacques Cousteau
topic: Conservation of Marine Life
grade: 12
subject: Geography
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character: Sylvia Earle
topic: Impact of Ocean Acidification
grade: 12
subject: Geography
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character: Carl Safina
topic: Marine Biodiversity and Climate Change
grade: 12
subject: Geography
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