character: Rachel Carson
topic: Impact of pollution on marine life
grade: 11
subject: Geography
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character: Jacques Cousteau
topic: Ocean conservation and pollution effects
grade: 11
subject: Geography
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character: Sylvia Earle
topic: Marine ecosystems and the influence of pollutants
grade: 11
subject: Geography
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character: David Attenborough
topic: Human impact on marine environments
grade: 11
subject: Geography
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