character: Dr. Mark Serreze
topic: Arctic Sea Ice Decline and Its Impacts
subject: Geography
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character: Dr. Jennifer Francis
topic: Climate Change and Weather Patterns
subject: Geography
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character: Dr. José N. Nunez-Melendez
topic: Effects of Melting Polar Ice on Global Sea Levels
subject: Geography
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character: Dr. Sylvia A. Earle
topic: Impact of Ocean Changes on Marine Biodiversity
subject: Geography
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