Minn. explorer says he's first to hit both poles, Everest in same year | Minnesota Public Radio News
Larsen said he saw the effects of climate change in person.Survival and Safety Precautions - Weather in Antarctica - Antarctic Connection
In Antarctica, he said, winds that help cool the rest of the planet virtually stopped blowing for nearly two weeks while he was there.
En route to the North Pole, he said he found the ice thinner and rougher than previous trips, because it breaks up more easily.
Most expeditioners travel during the Antarctic summer, where they can expect temperatures in the -40 to -50° F range with wind speeds of 30 to 50 miles per hour. The resulting wind chills will average around -100° F.
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