character: John Muir
topic: Ecologist and Marine Biodiversity
grade: 9
subject: Geography
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character: Rachel Carson
topic: Water Quality and Its Impact on Marine Life
grade: 9
subject: Geography
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character: Jacques Cousteau
topic: Exploration of Marine Environments
grade: 9
subject: Geography
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character: Sylvia Earle
topic: Conservation of Marine Biodiversity
grade: 9
subject: Geography
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