character: Jacques Cousteau
topic: Exploration of Underwater Life and Ecosystems
grade: 12
subject: Geography
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character: Sylvia Earle
topic: Marine Biology and Ocean Conservation
grade: 12
subject: Geography
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character: Robert Ballard
topic: Deep-Sea Exploration and Shipwreck Discovery
grade: 12
subject: Geography
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character: Jacques Piccard
topic: Deep-Sea Exploration and the Bathyscaphe Trieste
grade: 12
subject: Geography
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