Minnesota Public Radio slideshow:
Steger heads north again
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Paul Pregont is part of the team, as is his wife. He hopes the trip will give school students a better idea of Arctic life, and the possible dangers of climate change. (MPR Photo/Bob Kelleher)

Paul Pregont is part of the team, as is his wife. He hopes the trip will give school students a better idea of Arctic life, and the possible dangers of climate change.

(MPR Photo/Bob Kelleher)
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