character: Sylvia Earle
topic: Underwater exploration and marine biologist
grade: 10
subject: Biology
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character: Jacques Cousteau
topic: Pioneering underwater exploration and marine conservation
grade: 10
subject: Biology
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character: Rachel Carson
topic: Environmental science and effects of pollution on marine life
grade: 10
subject: Biology
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character: Carl Safina
topic: Marine ecology and ocean conservation efforts
grade: 10
subject: Biology
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